Home / 13,448,044.64-18,557,934.08-7,336,471.52

Finding the Fourth Proportional to 13,448,044.64, 18,557,934.08 and 7,336,471.52

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Solution

The fourth proportional to 13,448,044.64, 18,557,934.08 and 7,336,471.52 is: 10,124,130.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,448,044.64 : 18,557,934.08 = 7,336,471.52 : x
  2. Step 2: Convert to fraction form
    13,448,044.64/18,557,934.08 = 7,336,471.52/x
  3. Step 3: Cross multiply
    13,448,044.64x = 18,557,934.08 × 7,336,471.52
  4. Step 4: Simplify right side
    13,448,044.64x = 136,149,754,847,957.38
  5. Step 5: Solve for x
    x = 136,149,754,847,957.38/13,448,044.64
  6. Step 6: Final answer
    x = 10,124,130.20

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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.