Home / 10,028,079.71-13,851,731.27-8,292,758.54

Finding the Fourth Proportional to 10,028,079.71, 13,851,731.27 and 8,292,758.54

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Solution

The fourth proportional to 10,028,079.71, 13,851,731.27 and 8,292,758.54 is: 11,454,741.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,028,079.71 : 13,851,731.27 = 8,292,758.54 : x
  2. Step 2: Convert to fraction form
    10,028,079.71/13,851,731.27 = 8,292,758.54/x
  3. Step 3: Cross multiply
    10,028,079.71x = 13,851,731.27 × 8,292,758.54
  4. Step 4: Simplify right side
    10,028,079.71x = 114,869,062,672,355.11
  5. Step 5: Solve for x
    x = 114,869,062,672,355.11/10,028,079.71
  6. Step 6: Final answer
    x = 11,454,741.69

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1.5x scale

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.