Home / 22,145,416.10-33,218,124.15-19,913,363.90

Finding the Fourth Proportional to 22,145,416.10, 33,218,124.15 and 19,913,363.90

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Solution

The fourth proportional to 22,145,416.10, 33,218,124.15 and 19,913,363.90 is: 29,870,045.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,145,416.10 : 33,218,124.15 = 19,913,363.90 : x
  2. Step 2: Convert to fraction form
    22,145,416.10/33,218,124.15 = 19,913,363.90/x
  3. Step 3: Cross multiply
    22,145,416.10x = 33,218,124.15 × 19,913,363.90
  4. Step 4: Simplify right side
    22,145,416.10x = 661,484,594,274,328.12
  5. Step 5: Solve for x
    x = 661,484,594,274,328.12/22,145,416.10
  6. Step 6: Final answer
    x = 29,870,045.85

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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.