Home / 8,673,143.34-13,009,744.19-2,196,215.57

Finding the Fourth Proportional to 8,673,143.34, 13,009,744.19 and 2,196,215.57

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Solution

The fourth proportional to 8,673,143.34, 13,009,744.19 and 2,196,215.57 is: 3,294,330.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,673,143.34 : 13,009,744.19 = 2,196,215.57 : x
  2. Step 2: Convert to fraction form
    8,673,143.34/13,009,744.19 = 2,196,215.57/x
  3. Step 3: Cross multiply
    8,673,143.34x = 13,009,744.19 × 2,196,215.57
  4. Step 4: Simplify right side
    8,673,143.34x = 28,572,202,684,001.05
  5. Step 5: Solve for x
    x = 28,572,202,684,001.05/8,673,143.34
  6. Step 6: Final answer
    x = 3,294,330.74

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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.