Home / 10,316,338.60-15,474,507.90-9,434,540.20

Finding the Fourth Proportional to 10,316,338.60, 15,474,507.90 and 9,434,540.20

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Solution

The fourth proportional to 10,316,338.60, 15,474,507.90 and 9,434,540.20 is: 14,151,810.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,316,338.60 : 15,474,507.90 = 9,434,540.20 : x
  2. Step 2: Convert to fraction form
    10,316,338.60/15,474,507.90 = 9,434,540.20/x
  3. Step 3: Cross multiply
    10,316,338.60x = 15,474,507.90 × 9,434,540.20
  4. Step 4: Simplify right side
    10,316,338.60x = 145,994,866,857,767.56
  5. Step 5: Solve for x
    x = 145,994,866,857,767.56/10,316,338.60
  6. Step 6: Final answer
    x = 14,151,810.30

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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.