Home / 10,306,219.60-15,459,329.40-5,771,256.40

Finding the Fourth Proportional to 10,306,219.60, 15,459,329.40 and 5,771,256.40

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Solution

The fourth proportional to 10,306,219.60, 15,459,329.40 and 5,771,256.40 is: 8,656,884.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,306,219.60 : 15,459,329.40 = 5,771,256.40 : x
  2. Step 2: Convert to fraction form
    10,306,219.60/15,459,329.40 = 5,771,256.40/x
  3. Step 3: Cross multiply
    10,306,219.60x = 15,459,329.40 × 5,771,256.40
  4. Step 4: Simplify right side
    10,306,219.60x = 89,219,753,739,458.17
  5. Step 5: Solve for x
    x = 89,219,753,739,458.17/10,306,219.60
  6. Step 6: Final answer
    x = 8,656,884.60

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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.