Home / 7,807,487.40-11,711,231.10-2,488,703.40

Finding the Fourth Proportional to 7,807,487.40, 11,711,231.10 and 2,488,703.40

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Solution

The fourth proportional to 7,807,487.40, 11,711,231.10 and 2,488,703.40 is: 3,733,055.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,807,487.40 : 11,711,231.10 = 2,488,703.40 : x
  2. Step 2: Convert to fraction form
    7,807,487.40/11,711,231.10 = 2,488,703.40/x
  3. Step 3: Cross multiply
    7,807,487.40x = 11,711,231.10 × 2,488,703.40
  4. Step 4: Simplify right side
    7,807,487.40x = 29,145,780,656,755.74
  5. Step 5: Solve for x
    x = 29,145,780,656,755.74/7,807,487.40
  6. Step 6: Final answer
    x = 3,733,055.10

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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.