Home / 5,314,340.40-7,971,510.60-4,810,455.60

Finding the Fourth Proportional to 5,314,340.40, 7,971,510.60 and 4,810,455.60

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Solution

The fourth proportional to 5,314,340.40, 7,971,510.60 and 4,810,455.60 is: 7,215,683.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,314,340.40 : 7,971,510.60 = 4,810,455.60 : x
  2. Step 2: Convert to fraction form
    5,314,340.40/7,971,510.60 = 4,810,455.60/x
  3. Step 3: Cross multiply
    5,314,340.40x = 7,971,510.60 × 4,810,455.60
  4. Step 4: Simplify right side
    5,314,340.40x = 38,346,597,806,229.35
  5. Step 5: Solve for x
    x = 38,346,597,806,229.35/5,314,340.40
  6. Step 6: Final answer
    x = 7,215,683.40

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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.