Home / 48,272,456.80-72,408,685.20-27,865,122.40

Finding the Fourth Proportional to 48,272,456.80, 72,408,685.20 and 27,865,122.40

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Solution

The fourth proportional to 48,272,456.80, 72,408,685.20 and 27,865,122.40 is: 41,797,683.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,272,456.80 : 72,408,685.20 = 27,865,122.40 : x
  2. Step 2: Convert to fraction form
    48,272,456.80/72,408,685.20 = 27,865,122.40/x
  3. Step 3: Cross multiply
    48,272,456.80x = 72,408,685.20 × 27,865,122.40
  4. Step 4: Simplify right side
    48,272,456.80x = 2,017,676,875,921,068.50
  5. Step 5: Solve for x
    x = 2,017,676,875,921,068.50/48,272,456.80
  6. Step 6: Final answer
    x = 41,797,683.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.