Home / 43,776,103.20-65,664,154.80-13,480,029.60

Finding the Fourth Proportional to 43,776,103.20, 65,664,154.80 and 13,480,029.60

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Solution

The fourth proportional to 43,776,103.20, 65,664,154.80 and 13,480,029.60 is: 20,220,044.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,776,103.20 : 65,664,154.80 = 13,480,029.60 : x
  2. Step 2: Convert to fraction form
    43,776,103.20/65,664,154.80 = 13,480,029.60/x
  3. Step 3: Cross multiply
    43,776,103.20x = 65,664,154.80 × 13,480,029.60
  4. Step 4: Simplify right side
    43,776,103.20x = 885,154,750,362,982
  5. Step 5: Solve for x
    x = 885,154,750,362,982/43,776,103.20
  6. Step 6: Final answer
    x = 20,220,044.40

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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.