Home / 17,649,803.28-24,357,768.88-13,291,199.76

Finding the Fourth Proportional to 17,649,803.28, 24,357,768.88 and 13,291,199.76

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Solution

The fourth proportional to 17,649,803.28, 24,357,768.88 and 13,291,199.76 is: 18,342,639.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,649,803.28 : 24,357,768.88 = 13,291,199.76 : x
  2. Step 2: Convert to fraction form
    17,649,803.28/24,357,768.88 = 13,291,199.76/x
  3. Step 3: Cross multiply
    17,649,803.28x = 24,357,768.88 × 13,291,199.76
  4. Step 4: Simplify right side
    17,649,803.28x = 323,743,971,891,991.44
  5. Step 5: Solve for x
    x = 323,743,971,891,991.44/17,649,803.28
  6. Step 6: Final answer
    x = 18,342,639.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.