Home / 29,103,141.89-40,155,430.82-16,543,210.79

Finding the Fourth Proportional to 29,103,141.89, 40,155,430.82 and 16,543,210.79

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Solution

The fourth proportional to 29,103,141.89, 40,155,430.82 and 16,543,210.79 is: 22,825,705.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,103,141.89 : 40,155,430.82 = 16,543,210.79 : x
  2. Step 2: Convert to fraction form
    29,103,141.89/40,155,430.82 = 16,543,210.79/x
  3. Step 3: Cross multiply
    29,103,141.89x = 40,155,430.82 × 16,543,210.79
  4. Step 4: Simplify right side
    29,103,141.89x = 664,299,756,436,195
  5. Step 5: Solve for x
    x = 664,299,756,436,195/29,103,141.89
  6. Step 6: Final answer
    x = 22,825,705.86

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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.