Home / 26,148,661.38-39,223,188.90-9,109,306.98

Finding the Fourth Proportional to 26,148,661.38, 39,223,188.90 and 9,109,306.98

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Solution

The fourth proportional to 26,148,661.38, 39,223,188.90 and 9,109,306.98 is: 13,664,029.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,148,661.38 : 39,223,188.90 = 9,109,306.98 : x
  2. Step 2: Convert to fraction form
    26,148,661.38/39,223,188.90 = 9,109,306.98/x
  3. Step 3: Cross multiply
    26,148,661.38x = 39,223,188.90 × 9,109,306.98
  4. Step 4: Simplify right side
    26,148,661.38x = 357,296,068,424,628.50
  5. Step 5: Solve for x
    x = 357,296,068,424,628.50/26,148,661.38
  6. Step 6: Final answer
    x = 13,664,029.04

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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.