Home / 10,134,900.66-13,985,990.04-5,488,647.96

Finding the Fourth Proportional to 10,134,900.66, 13,985,990.04 and 5,488,647.96

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Solution

The fourth proportional to 10,134,900.66, 13,985,990.04 and 5,488,647.96 is: 7,574,240.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,134,900.66 : 13,985,990.04 = 5,488,647.96 : x
  2. Step 2: Convert to fraction form
    10,134,900.66/13,985,990.04 = 5,488,647.96/x
  3. Step 3: Cross multiply
    10,134,900.66x = 13,985,990.04 × 5,488,647.96
  4. Step 4: Simplify right side
    10,134,900.66x = 76,764,175,701,626.31
  5. Step 5: Solve for x
    x = 76,764,175,701,626.31/10,134,900.66
  6. Step 6: Final answer
    x = 7,574,240.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.