Home / 87,005,180.49-120,064,754.68-47,846,957.23

Finding the Fourth Proportional to 87,005,180.49, 120,064,754.68 and 47,846,957.23

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Solution

The fourth proportional to 87,005,180.49, 120,064,754.68 and 47,846,957.23 is: 66,027,484.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,005,180.49 : 120,064,754.68 = 47,846,957.23 : x
  2. Step 2: Convert to fraction form
    87,005,180.49/120,064,754.68 = 47,846,957.23/x
  3. Step 3: Cross multiply
    87,005,180.49x = 120,064,754.68 × 47,846,957.23
  4. Step 4: Simplify right side
    87,005,180.49x = 5,744,733,182,004,402
  5. Step 5: Solve for x
    x = 5,744,733,182,004,402/87,005,180.49
  6. Step 6: Final answer
    x = 66,027,484.22

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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.