Home / 25,562,062.80-38,343,288.60-8,522,708.40

Finding the Fourth Proportional to 25,562,062.80, 38,343,288.60 and 8,522,708.40

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Solution

The fourth proportional to 25,562,062.80, 38,343,288.60 and 8,522,708.40 is: 12,784,127.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,562,062.80 : 38,343,288.60 = 8,522,708.40 : x
  2. Step 2: Convert to fraction form
    25,562,062.80/38,343,288.60 = 8,522,708.40/x
  3. Step 3: Cross multiply
    25,562,062.80x = 38,343,288.60 × 8,522,708.40
  4. Step 4: Simplify right side
    25,562,062.80x = 326,788,667,834,844.25
  5. Step 5: Solve for x
    x = 326,788,667,834,844.25/25,562,062.80
  6. Step 6: Final answer
    x = 12,784,127.42

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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.