Home / 22,677,864.50-31,308,188.20-15,718,655.54

Finding the Fourth Proportional to 22,677,864.50, 31,308,188.20 and 15,718,655.54

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Solution

The fourth proportional to 22,677,864.50, 31,308,188.20 and 15,718,655.54 is: 21,700,571.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,677,864.50 : 31,308,188.20 = 15,718,655.54 : x
  2. Step 2: Convert to fraction form
    22,677,864.50/31,308,188.20 = 15,718,655.54/x
  3. Step 3: Cross multiply
    22,677,864.50x = 31,308,188.20 × 15,718,655.54
  4. Step 4: Simplify right side
    22,677,864.50x = 492,122,625,701,455.06
  5. Step 5: Solve for x
    x = 492,122,625,701,455.06/22,677,864.50
  6. Step 6: Final answer
    x = 21,700,571.75

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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.