Home / 10,354,074.60-15,530,966.10-4,674,289.80

Finding the Fourth Proportional to 10,354,074.60, 15,530,966.10 and 4,674,289.80

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Solution

The fourth proportional to 10,354,074.60, 15,530,966.10 and 4,674,289.80 is: 7,011,368.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,354,074.60 : 15,530,966.10 = 4,674,289.80 : x
  2. Step 2: Convert to fraction form
    10,354,074.60/15,530,966.10 = 4,674,289.80/x
  3. Step 3: Cross multiply
    10,354,074.60x = 15,530,966.10 × 4,674,289.80
  4. Step 4: Simplify right side
    10,354,074.60x = 72,596,236,425,375.78
  5. Step 5: Solve for x
    x = 72,596,236,425,375.78/10,354,074.60
  6. Step 6: Final answer
    x = 7,011,368.88

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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.