Home / 19,542,403.40-29,313,605.10-8,748,246.20

Finding the Fourth Proportional to 19,542,403.40, 29,313,605.10 and 8,748,246.20

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Solution

The fourth proportional to 19,542,403.40, 29,313,605.10 and 8,748,246.20 is: 13,122,369.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,542,403.40 : 29,313,605.10 = 8,748,246.20 : x
  2. Step 2: Convert to fraction form
    19,542,403.40/29,313,605.10 = 8,748,246.20/x
  3. Step 3: Cross multiply
    19,542,403.40x = 29,313,605.10 × 8,748,246.20
  4. Step 4: Simplify right side
    19,542,403.40x = 256,442,634,424,375.62
  5. Step 5: Solve for x
    x = 256,442,634,424,375.62/19,542,403.40
  6. Step 6: Final answer
    x = 13,122,369.30

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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.