Home / 10,192,689.80-15,289,030.45-3,716,250.15

Finding the Fourth Proportional to 10,192,689.80, 15,289,030.45 and 3,716,250.15

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Solution

The fourth proportional to 10,192,689.80, 15,289,030.45 and 3,716,250.15 is: 5,574,373.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,192,689.80 : 15,289,030.45 = 3,716,250.15 : x
  2. Step 2: Convert to fraction form
    10,192,689.80/15,289,030.45 = 3,716,250.15/x
  3. Step 3: Cross multiply
    10,192,689.80x = 15,289,030.45 × 3,716,250.15
  4. Step 4: Simplify right side
    10,192,689.80x = 56,817,861,741,919.68
  5. Step 5: Solve for x
    x = 56,817,861,741,919.68/10,192,689.80
  6. Step 6: Final answer
    x = 5,574,373.68

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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.