Home / 52,266,310.12-78,417,439.26-30,718,939.24

Finding the Fourth Proportional to 52,266,310.12, 78,417,439.26 and 30,718,939.24

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Solution

The fourth proportional to 52,266,310.12, 78,417,439.26 and 30,718,939.24 is: 46,088,972.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,266,310.12 : 78,417,439.26 = 30,718,939.24 : x
  2. Step 2: Convert to fraction form
    52,266,310.12/78,417,439.26 = 30,718,939.24/x
  3. Step 3: Cross multiply
    52,266,310.12x = 78,417,439.26 × 30,718,939.24
  4. Step 4: Simplify right side
    52,266,310.12x = 2,408,900,551,984,330.50
  5. Step 5: Solve for x
    x = 2,408,900,551,984,330.50/52,266,310.12
  6. Step 6: Final answer
    x = 46,088,972.92

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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.