Home / 13,483,424.40-20,225,136.60-8,948,461.20

Finding the Fourth Proportional to 13,483,424.40, 20,225,136.60 and 8,948,461.20

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Solution

The fourth proportional to 13,483,424.40, 20,225,136.60 and 8,948,461.20 is: 13,422,691.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,483,424.40 : 20,225,136.60 = 8,948,461.20 : x
  2. Step 2: Convert to fraction form
    13,483,424.40/20,225,136.60 = 8,948,461.20/x
  3. Step 3: Cross multiply
    13,483,424.40x = 20,225,136.60 × 8,948,461.20
  4. Step 4: Simplify right side
    13,483,424.40x = 180,983,850,129,799.91
  5. Step 5: Solve for x
    x = 180,983,850,129,799.91/13,483,424.40
  6. Step 6: Final answer
    x = 13,422,691.80

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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.