Home / 56,063,360.80-84,095,041.20-15,122,720.80

Finding the Fourth Proportional to 56,063,360.80, 84,095,041.20 and 15,122,720.80

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Solution

The fourth proportional to 56,063,360.80, 84,095,041.20 and 15,122,720.80 is: 22,684,081.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,063,360.80 : 84,095,041.20 = 15,122,720.80 : x
  2. Step 2: Convert to fraction form
    56,063,360.80/84,095,041.20 = 15,122,720.80/x
  3. Step 3: Cross multiply
    56,063,360.80x = 84,095,041.20 × 15,122,720.80
  4. Step 4: Simplify right side
    56,063,360.80x = 1,271,745,828,732,097
  5. Step 5: Solve for x
    x = 1,271,745,828,732,097/56,063,360.80
  6. Step 6: Final answer
    x = 22,684,081.20

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.