Home / 49,248,002.80-73,872,004.20-28,840,668.40

Finding the Fourth Proportional to 49,248,002.80, 73,872,004.20 and 28,840,668.40

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Solution

The fourth proportional to 49,248,002.80, 73,872,004.20 and 28,840,668.40 is: 43,261,002.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,248,002.80 : 73,872,004.20 = 28,840,668.40 : x
  2. Step 2: Convert to fraction form
    49,248,002.80/73,872,004.20 = 28,840,668.40/x
  3. Step 3: Cross multiply
    49,248,002.80x = 73,872,004.20 × 28,840,668.40
  4. Step 4: Simplify right side
    49,248,002.80x = 2,130,517,977,175,607.25
  5. Step 5: Solve for x
    x = 2,130,517,977,175,607.25/49,248,002.80
  6. Step 6: Final answer
    x = 43,261,002.60

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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.