Home / 7,286,809.60-10,930,214.40-5,113,806.40

Finding the Fourth Proportional to 7,286,809.60, 10,930,214.40 and 5,113,806.40

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Solution

The fourth proportional to 7,286,809.60, 10,930,214.40 and 5,113,806.40 is: 7,670,709.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,286,809.60 : 10,930,214.40 = 5,113,806.40 : x
  2. Step 2: Convert to fraction form
    7,286,809.60/10,930,214.40 = 5,113,806.40/x
  3. Step 3: Cross multiply
    7,286,809.60x = 10,930,214.40 × 5,113,806.40
  4. Step 4: Simplify right side
    7,286,809.60x = 55,895,000,352,092.16
  5. Step 5: Solve for x
    x = 55,895,000,352,092.16/7,286,809.60
  6. Step 6: Final answer
    x = 7,670,709.60

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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.