Home / 5,785,293.29-8,671,821.55-2,139,680.31

Finding the Fourth Proportional to 5,785,293.29, 8,671,821.55 and 2,139,680.31

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Solution

The fourth proportional to 5,785,293.29, 8,671,821.55 and 2,139,680.31 is: 3,207,257.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,785,293.29 : 8,671,821.55 = 2,139,680.31 : x
  2. Step 2: Convert to fraction form
    5,785,293.29/8,671,821.55 = 2,139,680.31/x
  3. Step 3: Cross multiply
    5,785,293.29x = 8,671,821.55 × 2,139,680.31
  4. Step 4: Simplify right side
    5,785,293.29x = 18,554,925,817,019.48
  5. Step 5: Solve for x
    x = 18,554,925,817,019.48/5,785,293.29
  6. Step 6: Final answer
    x = 3,207,257.59

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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.