Home / 27,957,128.04-38,580,468.81-15,397,941.52

Finding the Fourth Proportional to 27,957,128.04, 38,580,468.81 and 15,397,941.52

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Solution

The fourth proportional to 27,957,128.04, 38,580,468.81 and 15,397,941.52 is: 21,248,956.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,957,128.04 : 38,580,468.81 = 15,397,941.52 : x
  2. Step 2: Convert to fraction form
    27,957,128.04/38,580,468.81 = 15,397,941.52/x
  3. Step 3: Cross multiply
    27,957,128.04x = 38,580,468.81 × 15,397,941.52
  4. Step 4: Simplify right side
    27,957,128.04x = 594,059,802,550,564
  5. Step 5: Solve for x
    x = 594,059,802,550,564/27,957,128.04
  6. Step 6: Final answer
    x = 21,248,956.68

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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.