Home / 18,436,928.23-25,442,956.95-10,176,988.35

Finding the Fourth Proportional to 18,436,928.23, 25,442,956.95 and 10,176,988.35

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Solution

The fourth proportional to 18,436,928.23, 25,442,956.95 and 10,176,988.35 is: 14,044,241.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,436,928.23 : 25,442,956.95 = 10,176,988.35 : x
  2. Step 2: Convert to fraction form
    18,436,928.23/25,442,956.95 = 10,176,988.35/x
  3. Step 3: Cross multiply
    18,436,928.23x = 25,442,956.95 × 10,176,988.35
  4. Step 4: Simplify right side
    18,436,928.23x = 258,932,676,469,701.50
  5. Step 5: Solve for x
    x = 258,932,676,469,701.50/18,436,928.23
  6. Step 6: Final answer
    x = 14,044,241.71

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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.