Home / 22,529,011.24-31,090,646.81-12,740,919.17

Finding the Fourth Proportional to 22,529,011.24, 31,090,646.81 and 12,740,919.17

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Solution

The fourth proportional to 22,529,011.24, 31,090,646.81 and 12,740,919.17 is: 17,582,814.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,529,011.24 : 31,090,646.81 = 12,740,919.17 : x
  2. Step 2: Convert to fraction form
    22,529,011.24/31,090,646.81 = 12,740,919.17/x
  3. Step 3: Cross multiply
    22,529,011.24x = 31,090,646.81 × 12,740,919.17
  4. Step 4: Simplify right side
    22,529,011.24x = 396,123,417,825,627.38
  5. Step 5: Solve for x
    x = 396,123,417,825,627.38/22,529,011.24
  6. Step 6: Final answer
    x = 17,582,814.16

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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.