Home / 51,548,644.44-71,137,394.10-28,345,267.80

Finding the Fourth Proportional to 51,548,644.44, 71,137,394.10 and 28,345,267.80

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Solution

The fourth proportional to 51,548,644.44, 71,137,394.10 and 28,345,267.80 is: 39,116,615.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,548,644.44 : 71,137,394.10 = 28,345,267.80 : x
  2. Step 2: Convert to fraction form
    51,548,644.44/71,137,394.10 = 28,345,267.80/x
  3. Step 3: Cross multiply
    51,548,644.44x = 71,137,394.10 × 28,345,267.80
  4. Step 4: Simplify right side
    51,548,644.44x = 2,016,408,486,358,639.75
  5. Step 5: Solve for x
    x = 2,016,408,486,358,639.75/51,548,644.44
  6. Step 6: Final answer
    x = 39,116,615.16

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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.