Home / 7,314,257.60-10,971,386.40-6,231,838.40

Finding the Fourth Proportional to 7,314,257.60, 10,971,386.40 and 6,231,838.40

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Solution

The fourth proportional to 7,314,257.60, 10,971,386.40 and 6,231,838.40 is: 9,347,757.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,314,257.60 : 10,971,386.40 = 6,231,838.40 : x
  2. Step 2: Convert to fraction form
    7,314,257.60/10,971,386.40 = 6,231,838.40/x
  3. Step 3: Cross multiply
    7,314,257.60x = 10,971,386.40 × 6,231,838.40
  4. Step 4: Simplify right side
    7,314,257.60x = 68,371,907,068,757.77
  5. Step 5: Solve for x
    x = 68,371,907,068,757.77/7,314,257.60
  6. Step 6: Final answer
    x = 9,347,757.60

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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.