Home / 91,843,934.90-126,744,637.10-50,590,827.28

Finding the Fourth Proportional to 91,843,934.90, 126,744,637.10 and 50,590,827.28

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Solution

The fourth proportional to 91,843,934.90, 126,744,637.10 and 50,590,827.28 is: 69,815,345.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,843,934.90 : 126,744,637.10 = 50,590,827.28 : x
  2. Step 2: Convert to fraction form
    91,843,934.90/126,744,637.10 = 50,590,827.28/x
  3. Step 3: Cross multiply
    91,843,934.90x = 126,744,637.10 × 50,590,827.28
  4. Step 4: Simplify right side
    91,843,934.90x = 6,412,116,044,192,380
  5. Step 5: Solve for x
    x = 6,412,116,044,192,380/91,843,934.90
  6. Step 6: Final answer
    x = 69,815,345.47

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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.