Home / 8,527,729.40-12,775,005.30-5,151,908.60

Finding the Fourth Proportional to 8,527,729.40, 12,775,005.30 and 5,151,908.60

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Solution

The fourth proportional to 8,527,729.40, 12,775,005.30 and 5,151,908.60 is: 7,717,841.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,527,729.40 : 12,775,005.30 = 5,151,908.60 : x
  2. Step 2: Convert to fraction form
    8,527,729.40/12,775,005.30 = 5,151,908.60/x
  3. Step 3: Cross multiply
    8,527,729.40x = 12,775,005.30 × 5,151,908.60
  4. Step 4: Simplify right side
    8,527,729.40x = 65,815,659,670,115.58
  5. Step 5: Solve for x
    x = 65,815,659,670,115.58/8,527,729.40
  6. Step 6: Final answer
    x = 7,717,841.01

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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.