Home / 8,167,961.60-12,251,942.40-7,048,217.60

Finding the Fourth Proportional to 8,167,961.60, 12,251,942.40 and 7,048,217.60

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Solution

The fourth proportional to 8,167,961.60, 12,251,942.40 and 7,048,217.60 is: 10,572,326.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,167,961.60 : 12,251,942.40 = 7,048,217.60 : x
  2. Step 2: Convert to fraction form
    8,167,961.60/12,251,942.40 = 7,048,217.60/x
  3. Step 3: Cross multiply
    8,167,961.60x = 12,251,942.40 × 7,048,217.60
  4. Step 4: Simplify right side
    8,167,961.60x = 86,354,356,057,866.23
  5. Step 5: Solve for x
    x = 86,354,356,057,866.23/8,167,961.60
  6. Step 6: Final answer
    x = 10,572,326.40

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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.