Home / 54,718,411.68-82,023,490.80-25,913,930.40

Finding the Fourth Proportional to 54,718,411.68, 82,023,490.80 and 25,913,930.40

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Solution

The fourth proportional to 54,718,411.68, 82,023,490.80 and 25,913,930.40 is: 38,845,261.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,718,411.68 : 82,023,490.80 = 25,913,930.40 : x
  2. Step 2: Convert to fraction form
    54,718,411.68/82,023,490.80 = 25,913,930.40/x
  3. Step 3: Cross multiply
    54,718,411.68x = 82,023,490.80 × 25,913,930.40
  4. Step 4: Simplify right side
    54,718,411.68x = 2,125,551,031,756,240
  5. Step 5: Solve for x
    x = 2,125,551,031,756,240/54,718,411.68
  6. Step 6: Final answer
    x = 38,845,261.89

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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.