Home / 82,306,940.94-113,573,139.05-45,127,437.53

Finding the Fourth Proportional to 82,306,940.94, 113,573,139.05 and 45,127,437.53

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Solution

The fourth proportional to 82,306,940.94, 113,573,139.05 and 45,127,437.53 is: 62,270,140.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,306,940.94 : 113,573,139.05 = 45,127,437.53 : x
  2. Step 2: Convert to fraction form
    82,306,940.94/113,573,139.05 = 45,127,437.53/x
  3. Step 3: Cross multiply
    82,306,940.94x = 113,573,139.05 × 45,127,437.53
  4. Step 4: Simplify right side
    82,306,940.94x = 5,125,264,737,109,831
  5. Step 5: Solve for x
    x = 5,125,264,737,109,831/82,306,940.94
  6. Step 6: Final answer
    x = 62,270,140.02

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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.