Home / 7,098,252.40-10,647,378.60-1,980,672.40

Finding the Fourth Proportional to 7,098,252.40, 10,647,378.60 and 1,980,672.40

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Solution

The fourth proportional to 7,098,252.40, 10,647,378.60 and 1,980,672.40 is: 2,971,008.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,098,252.40 : 10,647,378.60 = 1,980,672.40 : x
  2. Step 2: Convert to fraction form
    7,098,252.40/10,647,378.60 = 1,980,672.40/x
  3. Step 3: Cross multiply
    7,098,252.40x = 10,647,378.60 × 1,980,672.40
  4. Step 4: Simplify right side
    7,098,252.40x = 21,088,968,925,370.64
  5. Step 5: Solve for x
    x = 21,088,968,925,370.64/7,098,252.40
  6. Step 6: Final answer
    x = 2,971,008.60

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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.