Home / 8,886,974.40-13,330,461.60-8,194,132.80

Finding the Fourth Proportional to 8,886,974.40, 13,330,461.60 and 8,194,132.80

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Solution

The fourth proportional to 8,886,974.40, 13,330,461.60 and 8,194,132.80 is: 12,291,199.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,886,974.40 : 13,330,461.60 = 8,194,132.80 : x
  2. Step 2: Convert to fraction form
    8,886,974.40/13,330,461.60 = 8,194,132.80/x
  3. Step 3: Cross multiply
    8,886,974.40x = 13,330,461.60 × 8,194,132.80
  4. Step 4: Simplify right side
    8,886,974.40x = 109,231,572,635,700.47
  5. Step 5: Solve for x
    x = 109,231,572,635,700.47/8,886,974.40
  6. Step 6: Final answer
    x = 12,291,199.20

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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.