Home / 15,758,258.07-21,746,728.88-8,882,738.31

Finding the Fourth Proportional to 15,758,258.07, 21,746,728.88 and 8,882,738.31

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Solution

The fourth proportional to 15,758,258.07, 21,746,728.88 and 8,882,738.31 is: 12,258,366.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,758,258.07 : 21,746,728.88 = 8,882,738.31 : x
  2. Step 2: Convert to fraction form
    15,758,258.07/21,746,728.88 = 8,882,738.31/x
  3. Step 3: Cross multiply
    15,758,258.07x = 21,746,728.88 × 8,882,738.31
  4. Step 4: Simplify right side
    15,758,258.07x = 193,170,501,739,559.41
  5. Step 5: Solve for x
    x = 193,170,501,739,559.41/15,758,258.07
  6. Step 6: Final answer
    x = 12,258,366.43

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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.