Home / 10,309,839.36-15,465,432.96-2,736,602.88

Finding the Fourth Proportional to 10,309,839.36, 15,465,432.96 and 2,736,602.88

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Solution

The fourth proportional to 10,309,839.36, 15,465,432.96 and 2,736,602.88 is: 4,105,083.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,309,839.36 : 15,465,432.96 = 2,736,602.88 : x
  2. Step 2: Convert to fraction form
    10,309,839.36/15,465,432.96 = 2,736,602.88/x
  3. Step 3: Cross multiply
    10,309,839.36x = 15,465,432.96 × 2,736,602.88
  4. Step 4: Simplify right side
    10,309,839.36x = 42,322,748,378,782.92
  5. Step 5: Solve for x
    x = 42,322,748,378,782.92/10,309,839.36
  6. Step 6: Final answer
    x = 4,105,083.20

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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.