Home / 7,442,909.40-11,174,861.70-4,608,557.40

Finding the Fourth Proportional to 7,442,909.40, 11,174,861.70 and 4,608,557.40

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Solution

The fourth proportional to 7,442,909.40, 11,174,861.70 and 4,608,557.40 is: 6,919,336.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,442,909.40 : 11,174,861.70 = 4,608,557.40 : x
  2. Step 2: Convert to fraction form
    7,442,909.40/11,174,861.70 = 4,608,557.40/x
  3. Step 3: Cross multiply
    7,442,909.40x = 11,174,861.70 × 4,608,557.40
  4. Step 4: Simplify right side
    7,442,909.40x = 51,499,991,581,511.58
  5. Step 5: Solve for x
    x = 51,499,991,581,511.58/7,442,909.40
  6. Step 6: Final answer
    x = 6,919,336.08

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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.