Home / 15,565,562.80-23,316,851.40-10,778,657.20

Finding the Fourth Proportional to 15,565,562.80, 23,316,851.40 and 10,778,657.20

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Solution

The fourth proportional to 15,565,562.80, 23,316,851.40 and 10,778,657.20 is: 16,146,178.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,565,562.80 : 23,316,851.40 = 10,778,657.20 : x
  2. Step 2: Convert to fraction form
    15,565,562.80/23,316,851.40 = 10,778,657.20/x
  3. Step 3: Cross multiply
    15,565,562.80x = 23,316,851.40 × 10,778,657.20
  4. Step 4: Simplify right side
    15,565,562.80x = 251,324,348,223,940.03
  5. Step 5: Solve for x
    x = 251,324,348,223,940.03/15,565,562.80
  6. Step 6: Final answer
    x = 16,146,178.04

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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.