Home / 40,705,902.94-56,174,693.78-22,121,411.98

Finding the Fourth Proportional to 40,705,902.94, 56,174,693.78 and 22,121,411.98

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Solution

The fourth proportional to 40,705,902.94, 56,174,693.78 and 22,121,411.98 is: 30,527,846.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,705,902.94 : 56,174,693.78 = 22,121,411.98 : x
  2. Step 2: Convert to fraction form
    40,705,902.94/56,174,693.78 = 22,121,411.98/x
  3. Step 3: Cross multiply
    40,705,902.94x = 56,174,693.78 × 22,121,411.98
  4. Step 4: Simplify right side
    40,705,902.94x = 1,242,663,543,957,723.50
  5. Step 5: Solve for x
    x = 1,242,663,543,957,723.50/40,705,902.94
  6. Step 6: Final answer
    x = 30,527,846.19

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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.