Home / 5,328,038.80-7,992,058.20-4,887,139.60

Finding the Fourth Proportional to 5,328,038.80, 7,992,058.20 and 4,887,139.60

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Solution

The fourth proportional to 5,328,038.80, 7,992,058.20 and 4,887,139.60 is: 7,330,709.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,328,038.80 : 7,992,058.20 = 4,887,139.60 : x
  2. Step 2: Convert to fraction form
    5,328,038.80/7,992,058.20 = 4,887,139.60/x
  3. Step 3: Cross multiply
    5,328,038.80x = 7,992,058.20 × 4,887,139.60
  4. Step 4: Simplify right side
    5,328,038.80x = 39,058,304,114,724.72
  5. Step 5: Solve for x
    x = 39,058,304,114,724.72/5,328,038.80
  6. Step 6: Final answer
    x = 7,330,709.40

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Similar ratio
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1.5x scale

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.