Home / 18,046,143.90-27,069,151.05-4,399,134.30

Finding the Fourth Proportional to 18,046,143.90, 27,069,151.05 and 4,399,134.30

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Solution

The fourth proportional to 18,046,143.90, 27,069,151.05 and 4,399,134.30 is: 6,598,685.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,046,143.90 : 27,069,151.05 = 4,399,134.30 : x
  2. Step 2: Convert to fraction form
    18,046,143.90/27,069,151.05 = 4,399,134.30/x
  3. Step 3: Cross multiply
    18,046,143.90x = 27,069,151.05 × 4,399,134.30
  4. Step 4: Simplify right side
    18,046,143.90x = 119,080,830,855,936.02
  5. Step 5: Solve for x
    x = 119,080,830,855,936.02/18,046,143.90
  6. Step 6: Final answer
    x = 6,598,685.65

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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.