Home / 13,902,597.10-20,826,746.88-6,605,672.68

Finding the Fourth Proportional to 13,902,597.10, 20,826,746.88 and 6,605,672.68

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Solution

The fourth proportional to 13,902,597.10, 20,826,746.88 and 6,605,672.68 is: 9,895,609.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,902,597.10 : 20,826,746.88 = 6,605,672.68 : x
  2. Step 2: Convert to fraction form
    13,902,597.10/20,826,746.88 = 6,605,672.68/x
  3. Step 3: Cross multiply
    13,902,597.10x = 20,826,746.88 × 6,605,672.68
  4. Step 4: Simplify right side
    13,902,597.10x = 137,574,672,878,491.22
  5. Step 5: Solve for x
    x = 137,574,672,878,491.22/13,902,597.10
  6. Step 6: Final answer
    x = 9,895,609.57

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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.