Home / 43,983,037.20-66,006,048.60-18,442,376.40

Finding the Fourth Proportional to 43,983,037.20, 66,006,048.60 and 18,442,376.40

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Solution

The fourth proportional to 43,983,037.20, 66,006,048.60 and 18,442,376.40 is: 27,676,769.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,983,037.20 : 66,006,048.60 = 18,442,376.40 : x
  2. Step 2: Convert to fraction form
    43,983,037.20/66,006,048.60 = 18,442,376.40/x
  3. Step 3: Cross multiply
    43,983,037.20x = 66,006,048.60 × 18,442,376.40
  4. Step 4: Simplify right side
    43,983,037.20x = 1,217,308,392,957,893
  5. Step 5: Solve for x
    x = 1,217,308,392,957,893/43,983,037.20
  6. Step 6: Final answer
    x = 27,676,769.74

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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.