Home / 48,558,662.40-72,826,329.60-28,044,019.20

Finding the Fourth Proportional to 48,558,662.40, 72,826,329.60 and 28,044,019.20

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Solution

The fourth proportional to 48,558,662.40, 72,826,329.60 and 28,044,019.20 is: 42,059,292.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,558,662.40 : 72,826,329.60 = 28,044,019.20 : x
  2. Step 2: Convert to fraction form
    48,558,662.40/72,826,329.60 = 28,044,019.20/x
  3. Step 3: Cross multiply
    48,558,662.40x = 72,826,329.60 × 28,044,019.20
  4. Step 4: Simplify right side
    48,558,662.40x = 2,042,342,985,567,928
  5. Step 5: Solve for x
    x = 2,042,342,985,567,928/48,558,662.40
  6. Step 6: Final answer
    x = 42,059,292.51

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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.