Home / 49,673,326.10-74,509,989.15-13,287,332.30

Finding the Fourth Proportional to 49,673,326.10, 74,509,989.15 and 13,287,332.30

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Solution

The fourth proportional to 49,673,326.10, 74,509,989.15 and 13,287,332.30 is: 19,930,998.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,673,326.10 : 74,509,989.15 = 13,287,332.30 : x
  2. Step 2: Convert to fraction form
    49,673,326.10/74,509,989.15 = 13,287,332.30/x
  3. Step 3: Cross multiply
    49,673,326.10x = 74,509,989.15 × 13,287,332.30
  4. Step 4: Simplify right side
    49,673,326.10x = 990,038,985,505,444.62
  5. Step 5: Solve for x
    x = 990,038,985,505,444.62/49,673,326.10
  6. Step 6: Final answer
    x = 19,930,998.45

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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.