Home / 28,326,006.90-42,489,010.35-26,153,003.70

Finding the Fourth Proportional to 28,326,006.90, 42,489,010.35 and 26,153,003.70

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Solution

The fourth proportional to 28,326,006.90, 42,489,010.35 and 26,153,003.70 is: 39,229,505.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,326,006.90 : 42,489,010.35 = 26,153,003.70 : x
  2. Step 2: Convert to fraction form
    28,326,006.90/42,489,010.35 = 26,153,003.70/x
  3. Step 3: Cross multiply
    28,326,006.90x = 42,489,010.35 × 26,153,003.70
  4. Step 4: Simplify right side
    28,326,006.90x = 1,111,215,244,892,888.25
  5. Step 5: Solve for x
    x = 1,111,215,244,892,888.25/28,326,006.90
  6. Step 6: Final answer
    x = 39,229,505.55

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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.