Home / 8,042,952.85-12,064,513.37-3,186,441.21

Finding the Fourth Proportional to 8,042,952.85, 12,064,513.37 and 3,186,441.21

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Solution

The fourth proportional to 8,042,952.85, 12,064,513.37 and 3,186,441.21 is: 4,779,695.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,042,952.85 : 12,064,513.37 = 3,186,441.21 : x
  2. Step 2: Convert to fraction form
    8,042,952.85/12,064,513.37 = 3,186,441.21/x
  3. Step 3: Cross multiply
    8,042,952.85x = 12,064,513.37 × 3,186,441.21
  4. Step 4: Simplify right side
    8,042,952.85x = 38,442,862,580,763.98
  5. Step 5: Solve for x
    x = 38,442,862,580,763.98/8,042,952.85
  6. Step 6: Final answer
    x = 4,779,695.13

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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.