Home / 40,459,747.60-60,689,621.40-11,706,821.20

Finding the Fourth Proportional to 40,459,747.60, 60,689,621.40 and 11,706,821.20

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Solution

The fourth proportional to 40,459,747.60, 60,689,621.40 and 11,706,821.20 is: 17,560,231.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,459,747.60 : 60,689,621.40 = 11,706,821.20 : x
  2. Step 2: Convert to fraction form
    40,459,747.60/60,689,621.40 = 11,706,821.20/x
  3. Step 3: Cross multiply
    40,459,747.60x = 60,689,621.40 × 11,706,821.20
  4. Step 4: Simplify right side
    40,459,747.60x = 710,482,546,425,493.62
  5. Step 5: Solve for x
    x = 710,482,546,425,493.62/40,459,747.60
  6. Step 6: Final answer
    x = 17,560,231.80

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1.5x scale

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.