Home / 6,391,690.30-9,587,535.45-4,712,074.30

Finding the Fourth Proportional to 6,391,690.30, 9,587,535.45 and 4,712,074.30

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Solution

The fourth proportional to 6,391,690.30, 9,587,535.45 and 4,712,074.30 is: 7,068,111.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,391,690.30 : 9,587,535.45 = 4,712,074.30 : x
  2. Step 2: Convert to fraction form
    6,391,690.30/9,587,535.45 = 4,712,074.30/x
  3. Step 3: Cross multiply
    6,391,690.30x = 9,587,535.45 × 4,712,074.30
  4. Step 4: Simplify right side
    6,391,690.30x = 45,177,179,394,283.93
  5. Step 5: Solve for x
    x = 45,177,179,394,283.93/6,391,690.30
  6. Step 6: Final answer
    x = 7,068,111.45

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Similar ratio
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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.