Home / 91,655,897.52-126,487,535.80-49,842,408.34

Finding the Fourth Proportional to 91,655,897.52, 126,487,535.80 and 49,842,408.34

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Solution

The fourth proportional to 91,655,897.52, 126,487,535.80 and 49,842,408.34 is: 68,783,827.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,655,897.52 : 126,487,535.80 = 49,842,408.34 : x
  2. Step 2: Convert to fraction form
    91,655,897.52/126,487,535.80 = 49,842,408.34/x
  3. Step 3: Cross multiply
    91,655,897.52x = 126,487,535.80 × 49,842,408.34
  4. Step 4: Simplify right side
    91,655,897.52x = 6,304,443,409,297,472
  5. Step 5: Solve for x
    x = 6,304,443,409,297,472/91,655,897.52
  6. Step 6: Final answer
    x = 68,783,827.11

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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.