Home / 9,432,145.80-14,148,218.70-7,542,577.80

Finding the Fourth Proportional to 9,432,145.80, 14,148,218.70 and 7,542,577.80

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Solution

The fourth proportional to 9,432,145.80, 14,148,218.70 and 7,542,577.80 is: 11,313,866.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,432,145.80 : 14,148,218.70 = 7,542,577.80 : x
  2. Step 2: Convert to fraction form
    9,432,145.80/14,148,218.70 = 7,542,577.80/x
  3. Step 3: Cross multiply
    9,432,145.80x = 14,148,218.70 × 7,542,577.80
  4. Step 4: Simplify right side
    9,432,145.80x = 106,714,040,276,164.86
  5. Step 5: Solve for x
    x = 106,714,040,276,164.86/9,432,145.80
  6. Step 6: Final answer
    x = 11,313,866.70

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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.