Home / 8,445,344.40-12,668,016.60-3,896,384.40

Finding the Fourth Proportional to 8,445,344.40, 12,668,016.60 and 3,896,384.40

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Solution

The fourth proportional to 8,445,344.40, 12,668,016.60 and 3,896,384.40 is: 5,844,576.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,445,344.40 : 12,668,016.60 = 3,896,384.40 : x
  2. Step 2: Convert to fraction form
    8,445,344.40/12,668,016.60 = 3,896,384.40/x
  3. Step 3: Cross multiply
    8,445,344.40x = 12,668,016.60 × 3,896,384.40
  4. Step 4: Simplify right side
    8,445,344.40x = 49,359,462,259,181.04
  5. Step 5: Solve for x
    x = 49,359,462,259,181.04/8,445,344.40
  6. Step 6: Final answer
    x = 5,844,576.60

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Double scale
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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.