Home / 8,693,909.40-13,042,367.24-2,936,684.96

Finding the Fourth Proportional to 8,693,909.40, 13,042,367.24 and 2,936,684.96

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Solution

The fourth proportional to 8,693,909.40, 13,042,367.24 and 2,936,684.96 is: 4,405,535.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,693,909.40 : 13,042,367.24 = 2,936,684.96 : x
  2. Step 2: Convert to fraction form
    8,693,909.40/13,042,367.24 = 2,936,684.96/x
  3. Step 3: Cross multiply
    8,693,909.40x = 13,042,367.24 × 2,936,684.96
  4. Step 4: Simplify right side
    8,693,909.40x = 38,301,323,636,609.45
  5. Step 5: Solve for x
    x = 38,301,323,636,609.45/8,693,909.40
  6. Step 6: Final answer
    x = 4,405,535.17

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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.