Home / 8,400,240.90-12,602,198.52-2,721,039.30

Finding the Fourth Proportional to 8,400,240.90, 12,602,198.52 and 2,721,039.30

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Solution

The fourth proportional to 8,400,240.90, 12,602,198.52 and 2,721,039.30 is: 4,082,154.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,400,240.90 : 12,602,198.52 = 2,721,039.30 : x
  2. Step 2: Convert to fraction form
    8,400,240.90/12,602,198.52 = 2,721,039.30/x
  3. Step 3: Cross multiply
    8,400,240.90x = 12,602,198.52 × 2,721,039.30
  4. Step 4: Simplify right side
    8,400,240.90x = 34,291,077,439,321.83
  5. Step 5: Solve for x
    x = 34,291,077,439,321.83/8,400,240.90
  6. Step 6: Final answer
    x = 4,082,154.05

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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.