Home / 14,578,167.82-20,117,751.98-7,962,760.50

Finding the Fourth Proportional to 14,578,167.82, 20,117,751.98 and 7,962,760.50

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Solution

The fourth proportional to 14,578,167.82, 20,117,751.98 and 7,962,760.50 is: 10,988,544.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,578,167.82 : 20,117,751.98 = 7,962,760.50 : x
  2. Step 2: Convert to fraction form
    14,578,167.82/20,117,751.98 = 7,962,760.50/x
  3. Step 3: Cross multiply
    14,578,167.82x = 20,117,751.98 × 7,962,760.50
  4. Step 4: Simplify right side
    14,578,167.82x = 160,192,840,774,799.84
  5. Step 5: Solve for x
    x = 160,192,840,774,799.84/14,578,167.82
  6. Step 6: Final answer
    x = 10,988,544.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.