Home / 13,226,712.62-19,841,323.73-5,140,312.92

Finding the Fourth Proportional to 13,226,712.62, 19,841,323.73 and 5,140,312.92

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Solution

The fourth proportional to 13,226,712.62, 19,841,323.73 and 5,140,312.92 is: 7,710,957.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,226,712.62 : 19,841,323.73 = 5,140,312.92 : x
  2. Step 2: Convert to fraction form
    13,226,712.62/19,841,323.73 = 5,140,312.92/x
  3. Step 3: Cross multiply
    13,226,712.62x = 19,841,323.73 × 5,140,312.92
  4. Step 4: Simplify right side
    13,226,712.62x = 101,990,612,693,520.03
  5. Step 5: Solve for x
    x = 101,990,612,693,520.03/13,226,712.62
  6. Step 6: Final answer
    x = 7,710,957.04

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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.