Home / 23,011,378.68-31,755,502.71-12,557,601.84

Finding the Fourth Proportional to 23,011,378.68, 31,755,502.71 and 12,557,601.84

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Solution

The fourth proportional to 23,011,378.68, 31,755,502.71 and 12,557,601.84 is: 17,329,381.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,011,378.68 : 31,755,502.71 = 12,557,601.84 : x
  2. Step 2: Convert to fraction form
    23,011,378.68/31,755,502.71 = 12,557,601.84/x
  3. Step 3: Cross multiply
    23,011,378.68x = 31,755,502.71 × 12,557,601.84
  4. Step 4: Simplify right side
    23,011,378.68x = 398,772,959,261,221
  5. Step 5: Solve for x
    x = 398,772,959,261,221/23,011,378.68
  6. Step 6: Final answer
    x = 17,329,381.47

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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.