Home / 13,515,856.65-20,272,094.19-4,417,193.07

Finding the Fourth Proportional to 13,515,856.65, 20,272,094.19 and 4,417,193.07

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Solution

The fourth proportional to 13,515,856.65, 20,272,094.19 and 4,417,193.07 is: 6,625,237.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,515,856.65 : 20,272,094.19 = 4,417,193.07 : x
  2. Step 2: Convert to fraction form
    13,515,856.65/20,272,094.19 = 4,417,193.07/x
  3. Step 3: Cross multiply
    13,515,856.65x = 20,272,094.19 × 4,417,193.07
  4. Step 4: Simplify right side
    13,515,856.65x = 89,545,753,970,455.28
  5. Step 5: Solve for x
    x = 89,545,753,970,455.28/13,515,856.65
  6. Step 6: Final answer
    x = 6,625,237.03

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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.