Home / 55,335,215.10-83,002,822.65-54,579,387.90

Finding the Fourth Proportional to 55,335,215.10, 83,002,822.65 and 54,579,387.90

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Solution

The fourth proportional to 55,335,215.10, 83,002,822.65 and 54,579,387.90 is: 81,869,081.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,335,215.10 : 83,002,822.65 = 54,579,387.90 : x
  2. Step 2: Convert to fraction form
    55,335,215.10/83,002,822.65 = 54,579,387.90/x
  3. Step 3: Cross multiply
    55,335,215.10x = 83,002,822.65 × 54,579,387.90
  4. Step 4: Simplify right side
    55,335,215.10x = 4,530,243,254,209,256
  5. Step 5: Solve for x
    x = 4,530,243,254,209,256/55,335,215.10
  6. Step 6: Final answer
    x = 81,869,081.85

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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.