Home / 15,552,085.80-23,328,128.70-5,455,727.40

Finding the Fourth Proportional to 15,552,085.80, 23,328,128.70 and 5,455,727.40

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Solution

The fourth proportional to 15,552,085.80, 23,328,128.70 and 5,455,727.40 is: 8,183,591.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,552,085.80 : 23,328,128.70 = 5,455,727.40 : x
  2. Step 2: Convert to fraction form
    15,552,085.80/23,328,128.70 = 5,455,727.40/x
  3. Step 3: Cross multiply
    15,552,085.80x = 23,328,128.70 × 5,455,727.40
  4. Step 4: Simplify right side
    15,552,085.80x = 127,271,910,939,316.39
  5. Step 5: Solve for x
    x = 127,271,910,939,316.39/15,552,085.80
  6. Step 6: Final answer
    x = 8,183,591.10

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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.