Home / 12,302,425.17-18,454,150.49-4,220,959.59

Finding the Fourth Proportional to 12,302,425.17, 18,454,150.49 and 4,220,959.59

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Solution

The fourth proportional to 12,302,425.17, 18,454,150.49 and 4,220,959.59 is: 6,331,615.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,302,425.17 : 18,454,150.49 = 4,220,959.59 : x
  2. Step 2: Convert to fraction form
    12,302,425.17/18,454,150.49 = 4,220,959.59/x
  3. Step 3: Cross multiply
    12,302,425.17x = 18,454,150.49 × 4,220,959.59
  4. Step 4: Simplify right side
    12,302,425.17x = 77,894,223,464,963.89
  5. Step 5: Solve for x
    x = 77,894,223,464,963.89/12,302,425.17
  6. Step 6: Final answer
    x = 6,331,615.30

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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.