Home / 33,219,049.80-49,774,920.30-18,799,235.40

Finding the Fourth Proportional to 33,219,049.80, 49,774,920.30 and 18,799,235.40

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Solution

The fourth proportional to 33,219,049.80, 49,774,920.30 and 18,799,235.40 is: 28,168,489.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,219,049.80 : 49,774,920.30 = 18,799,235.40 : x
  2. Step 2: Convert to fraction form
    33,219,049.80/49,774,920.30 = 18,799,235.40/x
  3. Step 3: Cross multiply
    33,219,049.80x = 49,774,920.30 × 18,799,235.40
  4. Step 4: Simplify right side
    33,219,049.80x = 935,730,443,735,938.50
  5. Step 5: Solve for x
    x = 935,730,443,735,938.50/33,219,049.80
  6. Step 6: Final answer
    x = 28,168,489.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.