Home / 7,154,493.40-10,731,740.10-4,887,011.80

Finding the Fourth Proportional to 7,154,493.40, 10,731,740.10 and 4,887,011.80

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Solution

The fourth proportional to 7,154,493.40, 10,731,740.10 and 4,887,011.80 is: 7,330,517.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,154,493.40 : 10,731,740.10 = 4,887,011.80 : x
  2. Step 2: Convert to fraction form
    7,154,493.40/10,731,740.10 = 4,887,011.80/x
  3. Step 3: Cross multiply
    7,154,493.40x = 10,731,740.10 × 4,887,011.80
  4. Step 4: Simplify right side
    7,154,493.40x = 52,446,140,503,233.18
  5. Step 5: Solve for x
    x = 52,446,140,503,233.18/7,154,493.40
  6. Step 6: Final answer
    x = 7,330,517.70

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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.