Home / 52,506,693.70-78,760,040.55-45,326,335.30

Finding the Fourth Proportional to 52,506,693.70, 78,760,040.55 and 45,326,335.30

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Solution

The fourth proportional to 52,506,693.70, 78,760,040.55 and 45,326,335.30 is: 67,989,502.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,506,693.70 : 78,760,040.55 = 45,326,335.30 : x
  2. Step 2: Convert to fraction form
    52,506,693.70/78,760,040.55 = 45,326,335.30/x
  3. Step 3: Cross multiply
    52,506,693.70x = 78,760,040.55 × 45,326,335.30
  4. Step 4: Simplify right side
    52,506,693.70x = 3,569,904,006,210,896
  5. Step 5: Solve for x
    x = 3,569,904,006,210,896/52,506,693.70
  6. Step 6: Final answer
    x = 67,989,502.95

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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.