Home / 12,453,035.20-18,693,549.60-9,625,681.60

Finding the Fourth Proportional to 12,453,035.20, 18,693,549.60 and 9,625,681.60

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Solution

The fourth proportional to 12,453,035.20, 18,693,549.60 and 9,625,681.60 is: 14,449,341.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,453,035.20 : 18,693,549.60 = 9,625,681.60 : x
  2. Step 2: Convert to fraction form
    12,453,035.20/18,693,549.60 = 9,625,681.60/x
  3. Step 3: Cross multiply
    12,453,035.20x = 18,693,549.60 × 9,625,681.60
  4. Step 4: Simplify right side
    12,453,035.20x = 179,938,156,423,407.38
  5. Step 5: Solve for x
    x = 179,938,156,423,407.38/12,453,035.20
  6. Step 6: Final answer
    x = 14,449,341.35

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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.