Home / 70,976,423.84-97,947,600.44-39,186,654.89

Finding the Fourth Proportional to 70,976,423.84, 97,947,600.44 and 39,186,654.89

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Solution

The fourth proportional to 70,976,423.84, 97,947,600.44 and 39,186,654.89 is: 54,077,658.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,976,423.84 : 97,947,600.44 = 39,186,654.89 : x
  2. Step 2: Convert to fraction form
    70,976,423.84/97,947,600.44 = 39,186,654.89/x
  3. Step 3: Cross multiply
    70,976,423.84x = 97,947,600.44 × 39,186,654.89
  4. Step 4: Simplify right side
    70,976,423.84x = 3,838,238,815,060,221
  5. Step 5: Solve for x
    x = 3,838,238,815,060,221/70,976,423.84
  6. Step 6: Final answer
    x = 54,077,658.58

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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.