Home / 10,375,189.10-15,565,116.45-3,187,054.70

Finding the Fourth Proportional to 10,375,189.10, 15,565,116.45 and 3,187,054.70

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Solution

The fourth proportional to 10,375,189.10, 15,565,116.45 and 3,187,054.70 is: 4,781,298.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,375,189.10 : 15,565,116.45 = 3,187,054.70 : x
  2. Step 2: Convert to fraction form
    10,375,189.10/15,565,116.45 = 3,187,054.70/x
  3. Step 3: Cross multiply
    10,375,189.10x = 15,565,116.45 × 3,187,054.70
  4. Step 4: Simplify right side
    10,375,189.10x = 49,606,877,538,019.81
  5. Step 5: Solve for x
    x = 49,606,877,538,019.81/10,375,189.10
  6. Step 6: Final answer
    x = 4,781,298.64

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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.