Home / 8,753,087.60-13,143,148.20-4,771,775.60

Finding the Fourth Proportional to 8,753,087.60, 13,143,148.20 and 4,771,775.60

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Solution

The fourth proportional to 8,753,087.60, 13,143,148.20 and 4,771,775.60 is: 7,165,032.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,753,087.60 : 13,143,148.20 = 4,771,775.60 : x
  2. Step 2: Convert to fraction form
    8,753,087.60/13,143,148.20 = 4,771,775.60/x
  3. Step 3: Cross multiply
    8,753,087.60x = 13,143,148.20 × 4,771,775.60
  4. Step 4: Simplify right side
    8,753,087.60x = 62,716,153,887,943.91
  5. Step 5: Solve for x
    x = 62,716,153,887,943.91/8,753,087.60
  6. Step 6: Final answer
    x = 7,165,032.13

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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.