Home / 29,947,581-41,327,661.70-16,196,545.12

Finding the Fourth Proportional to 29,947,581, 41,327,661.70 and 16,196,545.12

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Solution

The fourth proportional to 29,947,581, 41,327,661.70 and 16,196,545.12 is: 22,351,232.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,947,581 : 41,327,661.70 = 16,196,545.12 : x
  2. Step 2: Convert to fraction form
    29,947,581/41,327,661.70 = 16,196,545.12/x
  3. Step 3: Cross multiply
    29,947,581x = 41,327,661.70 × 16,196,545.12
  4. Step 4: Simplify right side
    29,947,581x = 669,365,337,428,145.88
  5. Step 5: Solve for x
    x = 669,365,337,428,145.88/29,947,581
  6. Step 6: Final answer
    x = 22,351,232.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.