Home / 42,342,821.42-58,411,549.05-27,667,067.18

Finding the Fourth Proportional to 42,342,821.42, 58,411,549.05 and 27,667,067.18

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Solution

The fourth proportional to 42,342,821.42, 58,411,549.05 and 27,667,067.18 is: 38,166,475.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,342,821.42 : 58,411,549.05 = 27,667,067.18 : x
  2. Step 2: Convert to fraction form
    42,342,821.42/58,411,549.05 = 27,667,067.18/x
  3. Step 3: Cross multiply
    42,342,821.42x = 58,411,549.05 × 27,667,067.18
  4. Step 4: Simplify right side
    42,342,821.42x = 1,616,076,251,654,215
  5. Step 5: Solve for x
    x = 1,616,076,251,654,215/42,342,821.42
  6. Step 6: Final answer
    x = 38,166,475.39

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1.5x scale

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.