Home / 40,825,415.80-61,238,123.70-18,150,599.80

Finding the Fourth Proportional to 40,825,415.80, 61,238,123.70 and 18,150,599.80

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Solution

The fourth proportional to 40,825,415.80, 61,238,123.70 and 18,150,599.80 is: 27,225,899.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,825,415.80 : 61,238,123.70 = 18,150,599.80 : x
  2. Step 2: Convert to fraction form
    40,825,415.80/61,238,123.70 = 18,150,599.80/x
  3. Step 3: Cross multiply
    40,825,415.80x = 61,238,123.70 × 18,150,599.80
  4. Step 4: Simplify right side
    40,825,415.80x = 1,111,508,675,781,595.38
  5. Step 5: Solve for x
    x = 1,111,508,675,781,595.38/40,825,415.80
  6. Step 6: Final answer
    x = 27,225,899.70

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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.