Home / 8,971,685.70-13,457,528.55-4,667,013.60

Finding the Fourth Proportional to 8,971,685.70, 13,457,528.55 and 4,667,013.60

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Solution

The fourth proportional to 8,971,685.70, 13,457,528.55 and 4,667,013.60 is: 7,000,520.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,971,685.70 : 13,457,528.55 = 4,667,013.60 : x
  2. Step 2: Convert to fraction form
    8,971,685.70/13,457,528.55 = 4,667,013.60/x
  3. Step 3: Cross multiply
    8,971,685.70x = 13,457,528.55 × 4,667,013.60
  4. Step 4: Simplify right side
    8,971,685.70x = 62,806,468,765,238.28
  5. Step 5: Solve for x
    x = 62,806,468,765,238.28/8,971,685.70
  6. Step 6: Final answer
    x = 7,000,520.40

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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.