Home / 7,138,928.08-10,712,321.16-3,095,446.96

Finding the Fourth Proportional to 7,138,928.08, 10,712,321.16 and 3,095,446.96

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Solution

The fourth proportional to 7,138,928.08, 10,712,321.16 and 3,095,446.96 is: 4,644,874.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,138,928.08 : 10,712,321.16 = 3,095,446.96 : x
  2. Step 2: Convert to fraction form
    7,138,928.08/10,712,321.16 = 3,095,446.96/x
  3. Step 3: Cross multiply
    7,138,928.08x = 10,712,321.16 × 3,095,446.96
  4. Step 4: Simplify right side
    7,138,928.08x = 33,159,421,969,265.67
  5. Step 5: Solve for x
    x = 33,159,421,969,265.67/7,138,928.08
  6. Step 6: Final answer
    x = 4,644,874.08

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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.