Home / 13,855,513.52-19,120,007.24-7,575,925.68

Finding the Fourth Proportional to 13,855,513.52, 19,120,007.24 and 7,575,925.68

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Solution

The fourth proportional to 13,855,513.52, 19,120,007.24 and 7,575,925.68 is: 10,454,448.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,855,513.52 : 19,120,007.24 = 7,575,925.68 : x
  2. Step 2: Convert to fraction form
    13,855,513.52/19,120,007.24 = 7,575,925.68/x
  3. Step 3: Cross multiply
    13,855,513.52x = 19,120,007.24 × 7,575,925.68
  4. Step 4: Simplify right side
    13,855,513.52x = 144,851,753,851,301.91
  5. Step 5: Solve for x
    x = 144,851,753,851,301.91/13,855,513.52
  6. Step 6: Final answer
    x = 10,454,448.59

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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.