Home / 18,432,049.60-27,648,074.40-10,369,892.80

Finding the Fourth Proportional to 18,432,049.60, 27,648,074.40 and 10,369,892.80

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Solution

The fourth proportional to 18,432,049.60, 27,648,074.40 and 10,369,892.80 is: 15,554,839.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,432,049.60 : 27,648,074.40 = 10,369,892.80 : x
  2. Step 2: Convert to fraction form
    18,432,049.60/27,648,074.40 = 10,369,892.80/x
  3. Step 3: Cross multiply
    18,432,049.60x = 27,648,074.40 × 10,369,892.80
  4. Step 4: Simplify right side
    18,432,049.60x = 286,707,567,654,424.31
  5. Step 5: Solve for x
    x = 286,707,567,654,424.31/18,432,049.60
  6. Step 6: Final answer
    x = 15,554,839.20

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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.