Home / 51,248,046.30-70,722,303.15-28,043,172.57

Finding the Fourth Proportional to 51,248,046.30, 70,722,303.15 and 28,043,172.57

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Solution

The fourth proportional to 51,248,046.30, 70,722,303.15 and 28,043,172.57 is: 38,699,577.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,248,046.30 : 70,722,303.15 = 28,043,172.57 : x
  2. Step 2: Convert to fraction form
    51,248,046.30/70,722,303.15 = 28,043,172.57/x
  3. Step 3: Cross multiply
    51,248,046.30x = 70,722,303.15 × 28,043,172.57
  4. Step 4: Simplify right side
    51,248,046.30x = 1,983,277,751,783,304.75
  5. Step 5: Solve for x
    x = 1,983,277,751,783,304.75/51,248,046.30
  6. Step 6: Final answer
    x = 38,699,577.74

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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.