Home / 48,215,411.61-66,537,805.85-28,373,562.51

Finding the Fourth Proportional to 48,215,411.61, 66,537,805.85 and 28,373,562.51

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Solution

The fourth proportional to 48,215,411.61, 66,537,805.85 and 28,373,562.51 is: 39,155,832.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,215,411.61 : 66,537,805.85 = 28,373,562.51 : x
  2. Step 2: Convert to fraction form
    48,215,411.61/66,537,805.85 = 28,373,562.51/x
  3. Step 3: Cross multiply
    48,215,411.61x = 66,537,805.85 × 28,373,562.51
  4. Step 4: Simplify right side
    48,215,411.61x = 1,887,914,593,563,218.75
  5. Step 5: Solve for x
    x = 1,887,914,593,563,218.75/48,215,411.61
  6. Step 6: Final answer
    x = 39,155,832.76

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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.