Home / 21,340,073.42-32,010,133.22-9,988,493.66

Finding the Fourth Proportional to 21,340,073.42, 32,010,133.22 and 9,988,493.66

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Solution

The fourth proportional to 21,340,073.42, 32,010,133.22 and 9,988,493.66 is: 14,982,751.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,340,073.42 : 32,010,133.22 = 9,988,493.66 : x
  2. Step 2: Convert to fraction form
    21,340,073.42/32,010,133.22 = 9,988,493.66/x
  3. Step 3: Cross multiply
    21,340,073.42x = 32,010,133.22 × 9,988,493.66
  4. Step 4: Simplify right side
    21,340,073.42x = 319,733,012,673,782.94
  5. Step 5: Solve for x
    x = 319,733,012,673,782.94/21,340,073.42
  6. Step 6: Final answer
    x = 14,982,751.30

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1.5x scale

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.