Home / 7,245,718.60-10,868,577.90-6,891,424.60

Finding the Fourth Proportional to 7,245,718.60, 10,868,577.90 and 6,891,424.60

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Solution

The fourth proportional to 7,245,718.60, 10,868,577.90 and 6,891,424.60 is: 10,337,136.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,245,718.60 : 10,868,577.90 = 6,891,424.60 : x
  2. Step 2: Convert to fraction form
    7,245,718.60/10,868,577.90 = 6,891,424.60/x
  3. Step 3: Cross multiply
    7,245,718.60x = 10,868,577.90 × 6,891,424.60
  4. Step 4: Simplify right side
    7,245,718.60x = 74,899,985,107,076.34
  5. Step 5: Solve for x
    x = 74,899,985,107,076.34/7,245,718.60
  6. Step 6: Final answer
    x = 10,337,136.90

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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.