Home / 53,143,801.10-79,715,701.65-48,608,837.90

Finding the Fourth Proportional to 53,143,801.10, 79,715,701.65 and 48,608,837.90

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Solution

The fourth proportional to 53,143,801.10, 79,715,701.65 and 48,608,837.90 is: 72,913,256.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,143,801.10 : 79,715,701.65 = 48,608,837.90 : x
  2. Step 2: Convert to fraction form
    53,143,801.10/79,715,701.65 = 48,608,837.90/x
  3. Step 3: Cross multiply
    53,143,801.10x = 79,715,701.65 × 48,608,837.90
  4. Step 4: Simplify right side
    53,143,801.10x = 3,874,887,619,589,612.50
  5. Step 5: Solve for x
    x = 3,874,887,619,589,612.50/53,143,801.10
  6. Step 6: Final answer
    x = 72,913,256.85

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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.