Home / 69,984,000.10-104,976,000.15-55,371,340.90

Finding the Fourth Proportional to 69,984,000.10, 104,976,000.15 and 55,371,340.90

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Solution

The fourth proportional to 69,984,000.10, 104,976,000.15 and 55,371,340.90 is: 83,057,011.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,984,000.10 : 104,976,000.15 = 55,371,340.90 : x
  2. Step 2: Convert to fraction form
    69,984,000.10/104,976,000.15 = 55,371,340.90/x
  3. Step 3: Cross multiply
    69,984,000.10x = 104,976,000.15 × 55,371,340.90
  4. Step 4: Simplify right side
    69,984,000.10x = 5,812,661,890,624,101
  5. Step 5: Solve for x
    x = 5,812,661,890,624,101/69,984,000.10
  6. Step 6: Final answer
    x = 83,057,011.35

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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.