Home / 54,558,742.78-81,767,254.76-22,172,957.87

Finding the Fourth Proportional to 54,558,742.78, 81,767,254.76 and 22,172,957.87

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Solution

The fourth proportional to 54,558,742.78, 81,767,254.76 and 22,172,957.87 is: 33,230,639.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,558,742.78 : 81,767,254.76 = 22,172,957.87 : x
  2. Step 2: Convert to fraction form
    54,558,742.78/81,767,254.76 = 22,172,957.87/x
  3. Step 3: Cross multiply
    54,558,742.78x = 81,767,254.76 × 22,172,957.87
  4. Step 4: Simplify right side
    54,558,742.78x = 1,813,021,895,032,590
  5. Step 5: Solve for x
    x = 1,813,021,895,032,590/54,558,742.78
  6. Step 6: Final answer
    x = 33,230,639.17

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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.