Home / 21,340,073.58-32,010,133.47-9,988,493.82

Finding the Fourth Proportional to 21,340,073.58, 32,010,133.47 and 9,988,493.82

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Solution

The fourth proportional to 21,340,073.58, 32,010,133.47 and 9,988,493.82 is: 14,982,751.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,340,073.58 : 32,010,133.47 = 9,988,493.82 : x
  2. Step 2: Convert to fraction form
    21,340,073.58/32,010,133.47 = 9,988,493.82/x
  3. Step 3: Cross multiply
    21,340,073.58x = 32,010,133.47 × 9,988,493.82
  4. Step 4: Simplify right side
    21,340,073.58x = 319,733,020,342,470.12
  5. Step 5: Solve for x
    x = 319,733,020,342,470.12/21,340,073.58
  6. Step 6: Final answer
    x = 14,982,751.54

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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.