Home / 11,962,158.40-17,943,237.60-8,749,892.80

Finding the Fourth Proportional to 11,962,158.40, 17,943,237.60 and 8,749,892.80

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Solution

The fourth proportional to 11,962,158.40, 17,943,237.60 and 8,749,892.80 is: 13,124,839.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,962,158.40 : 17,943,237.60 = 8,749,892.80 : x
  2. Step 2: Convert to fraction form
    11,962,158.40/17,943,237.60 = 8,749,892.80/x
  3. Step 3: Cross multiply
    11,962,158.40x = 17,943,237.60 × 8,749,892.80
  4. Step 4: Simplify right side
    11,962,158.40x = 157,001,405,484,929.31
  5. Step 5: Solve for x
    x = 157,001,405,484,929.31/11,962,158.40
  6. Step 6: Final answer
    x = 13,124,839.20

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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.