Home / 12,443,065.40-18,664,598.10-10,317,301.40

Finding the Fourth Proportional to 12,443,065.40, 18,664,598.10 and 10,317,301.40

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Solution

The fourth proportional to 12,443,065.40, 18,664,598.10 and 10,317,301.40 is: 15,475,952.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,443,065.40 : 18,664,598.10 = 10,317,301.40 : x
  2. Step 2: Convert to fraction form
    12,443,065.40/18,664,598.10 = 10,317,301.40/x
  3. Step 3: Cross multiply
    12,443,065.40x = 18,664,598.10 × 10,317,301.40
  4. Step 4: Simplify right side
    12,443,065.40x = 192,568,284,107,567.38
  5. Step 5: Solve for x
    x = 192,568,284,107,567.38/12,443,065.40
  6. Step 6: Final answer
    x = 15,475,952.10

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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.