Home / 8,442,959.05-11,651,293.45-4,575,480.20

Finding the Fourth Proportional to 8,442,959.05, 11,651,293.45 and 4,575,480.20

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Solution

The fourth proportional to 8,442,959.05, 11,651,293.45 and 4,575,480.20 is: 6,314,168.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,442,959.05 : 11,651,293.45 = 4,575,480.20 : x
  2. Step 2: Convert to fraction form
    8,442,959.05/11,651,293.45 = 4,575,480.20/x
  3. Step 3: Cross multiply
    8,442,959.05x = 11,651,293.45 × 4,575,480.20
  4. Step 4: Simplify right side
    8,442,959.05x = 53,310,262,484,864.69
  5. Step 5: Solve for x
    x = 53,310,262,484,864.69/8,442,959.05
  6. Step 6: Final answer
    x = 6,314,168.07

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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.