Home / 74,915,780.63-103,370,545.89-41,865,464.84

Finding the Fourth Proportional to 74,915,780.63, 103,370,545.89 and 41,865,464.84

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Solution

The fourth proportional to 74,915,780.63, 103,370,545.89 and 41,865,464.84 is: 57,766,947.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,915,780.63 : 103,370,545.89 = 41,865,464.84 : x
  2. Step 2: Convert to fraction form
    74,915,780.63/103,370,545.89 = 41,865,464.84/x
  3. Step 3: Cross multiply
    74,915,780.63x = 103,370,545.89 × 41,865,464.84
  4. Step 4: Simplify right side
    74,915,780.63x = 4,327,655,953,932,549
  5. Step 5: Solve for x
    x = 4,327,655,953,932,549/74,915,780.63
  6. Step 6: Final answer
    x = 57,766,947.34

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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.