Home / 21,498,302.07-32,261,326.59-7,850,305.76

Finding the Fourth Proportional to 21,498,302.07, 32,261,326.59 and 7,850,305.76

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Solution

The fourth proportional to 21,498,302.07, 32,261,326.59 and 7,850,305.76 is: 11,780,524.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,498,302.07 : 32,261,326.59 = 7,850,305.76 : x
  2. Step 2: Convert to fraction form
    21,498,302.07/32,261,326.59 = 7,850,305.76/x
  3. Step 3: Cross multiply
    21,498,302.07x = 32,261,326.59 × 7,850,305.76
  4. Step 4: Simplify right side
    21,498,302.07x = 253,261,277,954,718.16
  5. Step 5: Solve for x
    x = 253,261,277,954,718.16/21,498,302.07
  6. Step 6: Final answer
    x = 11,780,524.67

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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.