Home / 8,142,957.14-12,214,856.10-2,077,741.94

Finding the Fourth Proportional to 8,142,957.14, 12,214,856.10 and 2,077,741.94

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Solution

The fourth proportional to 8,142,957.14, 12,214,856.10 and 2,077,741.94 is: 3,116,720.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,142,957.14 : 12,214,856.10 = 2,077,741.94 : x
  2. Step 2: Convert to fraction form
    8,142,957.14/12,214,856.10 = 2,077,741.94/x
  3. Step 3: Cross multiply
    8,142,957.14x = 12,214,856.10 × 2,077,741.94
  4. Step 4: Simplify right side
    8,142,957.14x = 25,379,318,810,034.83
  5. Step 5: Solve for x
    x = 25,379,318,810,034.83/8,142,957.14
  6. Step 6: Final answer
    x = 3,116,720.18

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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.