Home / 15,103,182.18-22,642,475.04-7,021,254.90

Finding the Fourth Proportional to 15,103,182.18, 22,642,475.04 and 7,021,254.90

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Solution

The fourth proportional to 15,103,182.18, 22,642,475.04 and 7,021,254.90 is: 10,526,165.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,103,182.18 : 22,642,475.04 = 7,021,254.90 : x
  2. Step 2: Convert to fraction form
    15,103,182.18/22,642,475.04 = 7,021,254.90/x
  3. Step 3: Cross multiply
    15,103,182.18x = 22,642,475.04 × 7,021,254.90
  4. Step 4: Simplify right side
    15,103,182.18x = 158,978,588,822,727.69
  5. Step 5: Solve for x
    x = 158,978,588,822,727.69/15,103,182.18
  6. Step 6: Final answer
    x = 10,526,165.08

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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.