Home / 12,627,389.48-18,941,259.18-4,107,770.60

Finding the Fourth Proportional to 12,627,389.48, 18,941,259.18 and 4,107,770.60

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Solution

The fourth proportional to 12,627,389.48, 18,941,259.18 and 4,107,770.60 is: 6,161,712.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,627,389.48 : 18,941,259.18 = 4,107,770.60 : x
  2. Step 2: Convert to fraction form
    12,627,389.48/18,941,259.18 = 4,107,770.60/x
  3. Step 3: Cross multiply
    12,627,389.48x = 18,941,259.18 × 4,107,770.60
  4. Step 4: Simplify right side
    12,627,389.48x = 77,806,347,586,584.11
  5. Step 5: Solve for x
    x = 77,806,347,586,584.11/12,627,389.48
  6. Step 6: Final answer
    x = 6,161,712.82

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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.