Home / 23,154,923.80-31,959,601.59-15,725,157.13

Finding the Fourth Proportional to 23,154,923.80, 31,959,601.59 and 15,725,157.13

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Solution

The fourth proportional to 23,154,923.80, 31,959,601.59 and 15,725,157.13 is: 21,704,660.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,154,923.80 : 31,959,601.59 = 15,725,157.13 : x
  2. Step 2: Convert to fraction form
    23,154,923.80/31,959,601.59 = 15,725,157.13/x
  3. Step 3: Cross multiply
    23,154,923.80x = 31,959,601.59 × 15,725,157.13
  4. Step 4: Simplify right side
    23,154,923.80x = 502,569,756,814,947.88
  5. Step 5: Solve for x
    x = 502,569,756,814,947.88/23,154,923.80
  6. Step 6: Final answer
    x = 21,704,660.36

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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.