Home / 23,181,940.80-34,785,352.80-9,720,129.60

Finding the Fourth Proportional to 23,181,940.80, 34,785,352.80 and 9,720,129.60

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Solution

The fourth proportional to 23,181,940.80, 34,785,352.80 and 9,720,129.60 is: 14,585,411.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,181,940.80 : 34,785,352.80 = 9,720,129.60 : x
  2. Step 2: Convert to fraction form
    23,181,940.80/34,785,352.80 = 9,720,129.60/x
  3. Step 3: Cross multiply
    23,181,940.80x = 34,785,352.80 × 9,720,129.60
  4. Step 4: Simplify right side
    23,181,940.80x = 338,118,137,397,722.81
  5. Step 5: Solve for x
    x = 338,118,137,397,722.81/23,181,940.80
  6. Step 6: Final answer
    x = 14,585,411.13

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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.