Home / 15,126,034.55-20,875,544.42-9,249,113.28

Finding the Fourth Proportional to 15,126,034.55, 20,875,544.42 and 9,249,113.28

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Solution

The fourth proportional to 15,126,034.55, 20,875,544.42 and 9,249,113.28 is: 12,764,764.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,126,034.55 : 20,875,544.42 = 9,249,113.28 : x
  2. Step 2: Convert to fraction form
    15,126,034.55/20,875,544.42 = 9,249,113.28/x
  3. Step 3: Cross multiply
    15,126,034.55x = 20,875,544.42 × 9,249,113.28
  4. Step 4: Simplify right side
    15,126,034.55x = 193,080,275,122,251.91
  5. Step 5: Solve for x
    x = 193,080,275,122,251.91/15,126,034.55
  6. Step 6: Final answer
    x = 12,764,764.91

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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.