Home / 49,930,726.40-74,770,118.40-39,853,030.40

Finding the Fourth Proportional to 49,930,726.40, 74,770,118.40 and 39,853,030.40

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Solution

The fourth proportional to 49,930,726.40, 74,770,118.40 and 39,853,030.40 is: 59,678,999.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,930,726.40 : 74,770,118.40 = 39,853,030.40 : x
  2. Step 2: Convert to fraction form
    49,930,726.40/74,770,118.40 = 39,853,030.40/x
  3. Step 3: Cross multiply
    49,930,726.40x = 74,770,118.40 × 39,853,030.40
  4. Step 4: Simplify right side
    49,930,726.40x = 2,979,815,801,606,799.50
  5. Step 5: Solve for x
    x = 2,979,815,801,606,799.50/49,930,726.40
  6. Step 6: Final answer
    x = 59,678,999.62

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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.