Home / 10,340,609.12-15,510,917.62-10,325,666.48

Finding the Fourth Proportional to 10,340,609.12, 15,510,917.62 and 10,325,666.48

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Solution

The fourth proportional to 10,340,609.12, 15,510,917.62 and 10,325,666.48 is: 15,488,503.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,340,609.12 : 15,510,917.62 = 10,325,666.48 : x
  2. Step 2: Convert to fraction form
    10,340,609.12/15,510,917.62 = 10,325,666.48/x
  3. Step 3: Cross multiply
    10,340,609.12x = 15,510,917.62 × 10,325,666.48
  4. Step 4: Simplify right side
    10,340,609.12x = 160,160,562,142,875.38
  5. Step 5: Solve for x
    x = 160,160,562,142,875.38/10,340,609.12
  6. Step 6: Final answer
    x = 15,488,503.65

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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.