Home / 5,105,409.29-7,045,464.92-2,813,569.98

Finding the Fourth Proportional to 5,105,409.29, 7,045,464.92 and 2,813,569.98

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Solution

The fourth proportional to 5,105,409.29, 7,045,464.92 and 2,813,569.98 is: 3,882,726.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,105,409.29 : 7,045,464.92 = 2,813,569.98 : x
  2. Step 2: Convert to fraction form
    5,105,409.29/7,045,464.92 = 2,813,569.98/x
  3. Step 3: Cross multiply
    5,105,409.29x = 7,045,464.92 × 2,813,569.98
  4. Step 4: Simplify right side
    5,105,409.29x = 19,822,908,553,566.76
  5. Step 5: Solve for x
    x = 19,822,908,553,566.76/5,105,409.29
  6. Step 6: Final answer
    x = 3,882,726.62

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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.