Home / 10,775,095.40-16,162,641.46-7,187,867.88

Finding the Fourth Proportional to 10,775,095.40, 16,162,641.46 and 7,187,867.88

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Solution

The fourth proportional to 10,775,095.40, 16,162,641.46 and 7,187,867.88 is: 10,781,800.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,775,095.40 : 16,162,641.46 = 7,187,867.88 : x
  2. Step 2: Convert to fraction form
    10,775,095.40/16,162,641.46 = 7,187,867.88/x
  3. Step 3: Cross multiply
    10,775,095.40x = 16,162,641.46 × 7,187,867.88
  4. Step 4: Simplify right side
    10,775,095.40x = 116,174,931,406,290.31
  5. Step 5: Solve for x
    x = 116,174,931,406,290.31/10,775,095.40
  6. Step 6: Final answer
    x = 10,781,800.73

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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.