Home / 20,614,153.10-30,925,030.92-6,781,890.26

Finding the Fourth Proportional to 20,614,153.10, 30,925,030.92 and 6,781,890.26

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Solution

The fourth proportional to 20,614,153.10, 30,925,030.92 and 6,781,890.26 is: 10,174,085.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,614,153.10 : 30,925,030.92 = 6,781,890.26 : x
  2. Step 2: Convert to fraction form
    20,614,153.10/30,925,030.92 = 6,781,890.26/x
  3. Step 3: Cross multiply
    20,614,153.10x = 30,925,030.92 × 6,781,890.26
  4. Step 4: Simplify right side
    20,614,153.10x = 209,730,165,986,546.84
  5. Step 5: Solve for x
    x = 209,730,165,986,546.84/20,614,153.10
  6. Step 6: Final answer
    x = 10,174,085.98

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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.