Home / 69,984,004.10-104,976,006.15-31,720,252.10

Finding the Fourth Proportional to 69,984,004.10, 104,976,006.15 and 31,720,252.10

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Solution

The fourth proportional to 69,984,004.10, 104,976,006.15 and 31,720,252.10 is: 47,580,378.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,984,004.10 : 104,976,006.15 = 31,720,252.10 : x
  2. Step 2: Convert to fraction form
    69,984,004.10/104,976,006.15 = 31,720,252.10/x
  3. Step 3: Cross multiply
    69,984,004.10x = 104,976,006.15 × 31,720,252.10
  4. Step 4: Simplify right side
    69,984,004.10x = 3,329,865,379,529,151
  5. Step 5: Solve for x
    x = 3,329,865,379,529,151/69,984,004.10
  6. Step 6: Final answer
    x = 47,580,378.15

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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.