Home / 10,376,120.28-15,587,800.03-7,506,338.88

Finding the Fourth Proportional to 10,376,120.28, 15,587,800.03 and 7,506,338.88

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Solution

The fourth proportional to 10,376,120.28, 15,587,800.03 and 7,506,338.88 is: 11,276,595.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,376,120.28 : 15,587,800.03 = 7,506,338.88 : x
  2. Step 2: Convert to fraction form
    10,376,120.28/15,587,800.03 = 7,506,338.88/x
  3. Step 3: Cross multiply
    10,376,120.28x = 15,587,800.03 × 7,506,338.88
  4. Step 4: Simplify right side
    10,376,120.28x = 117,007,309,444,468.19
  5. Step 5: Solve for x
    x = 117,007,309,444,468.19/10,376,120.28
  6. Step 6: Final answer
    x = 11,276,595.32

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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.