Home / 12,592,435.20-18,860,659.20-9,743,308.80

Finding the Fourth Proportional to 12,592,435.20, 18,860,659.20 and 9,743,308.80

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Solution

The fourth proportional to 12,592,435.20, 18,860,659.20 and 9,743,308.80 is: 14,593,303.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,592,435.20 : 18,860,659.20 = 9,743,308.80 : x
  2. Step 2: Convert to fraction form
    12,592,435.20/18,860,659.20 = 9,743,308.80/x
  3. Step 3: Cross multiply
    12,592,435.20x = 18,860,659.20 × 9,743,308.80
  4. Step 4: Simplify right side
    12,592,435.20x = 183,765,226,757,160.97
  5. Step 5: Solve for x
    x = 183,765,226,757,160.97/12,592,435.20
  6. Step 6: Final answer
    x = 14,593,303.35

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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.