Home / 40,740,239.40-61,110,359.10-21,608,363.40

Finding the Fourth Proportional to 40,740,239.40, 61,110,359.10 and 21,608,363.40

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Solution

The fourth proportional to 40,740,239.40, 61,110,359.10 and 21,608,363.40 is: 32,412,545.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,740,239.40 : 61,110,359.10 = 21,608,363.40 : x
  2. Step 2: Convert to fraction form
    40,740,239.40/61,110,359.10 = 21,608,363.40/x
  3. Step 3: Cross multiply
    40,740,239.40x = 61,110,359.10 × 21,608,363.40
  4. Step 4: Simplify right side
    40,740,239.40x = 1,320,494,846,937,297
  5. Step 5: Solve for x
    x = 1,320,494,846,937,297/40,740,239.40
  6. Step 6: Final answer
    x = 32,412,545.10

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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.