Home / 22,409,123.18-30,925,908.07-13,708,963.46

Finding the Fourth Proportional to 22,409,123.18, 30,925,908.07 and 13,708,963.46

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Solution

The fourth proportional to 22,409,123.18, 30,925,908.07 and 13,708,963.46 is: 18,919,175.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,409,123.18 : 30,925,908.07 = 13,708,963.46 : x
  2. Step 2: Convert to fraction form
    22,409,123.18/30,925,908.07 = 13,708,963.46/x
  3. Step 3: Cross multiply
    22,409,123.18x = 30,925,908.07 × 13,708,963.46
  4. Step 4: Simplify right side
    22,409,123.18x = 423,962,143,799,815.88
  5. Step 5: Solve for x
    x = 423,962,143,799,815.88/22,409,123.18
  6. Step 6: Final answer
    x = 18,919,175.93

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1.5x scale

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.