Home / 8,926,630.31-13,391,206.43-2,859,942.93

Finding the Fourth Proportional to 8,926,630.31, 13,391,206.43 and 2,859,942.93

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Solution

The fourth proportional to 8,926,630.31, 13,391,206.43 and 2,859,942.93 is: 4,290,318.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,926,630.31 : 13,391,206.43 = 2,859,942.93 : x
  2. Step 2: Convert to fraction form
    8,926,630.31/13,391,206.43 = 2,859,942.93/x
  3. Step 3: Cross multiply
    8,926,630.31x = 13,391,206.43 × 2,859,942.93
  4. Step 4: Simplify right side
    8,926,630.31x = 38,298,086,153,649.04
  5. Step 5: Solve for x
    x = 38,298,086,153,649.04/8,926,630.31
  6. Step 6: Final answer
    x = 4,290,318.39

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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.