Home / 38,957,875.92-58,436,220.96-13,399,106.76

Finding the Fourth Proportional to 38,957,875.92, 58,436,220.96 and 13,399,106.76

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Solution

The fourth proportional to 38,957,875.92, 58,436,220.96 and 13,399,106.76 is: 20,098,456.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,957,875.92 : 58,436,220.96 = 13,399,106.76 : x
  2. Step 2: Convert to fraction form
    38,957,875.92/58,436,220.96 = 13,399,106.76/x
  3. Step 3: Cross multiply
    38,957,875.92x = 58,436,220.96 × 13,399,106.76
  4. Step 4: Simplify right side
    38,957,875.92x = 782,993,163,293,989.75
  5. Step 5: Solve for x
    x = 782,993,163,293,989.75/38,957,875.92
  6. Step 6: Final answer
    x = 20,098,456.21

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1.5x scale

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.