Home / 10,204,145.40-14,081,719.14-5,620,466.64

Finding the Fourth Proportional to 10,204,145.40, 14,081,719.14 and 5,620,466.64

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Solution

The fourth proportional to 10,204,145.40, 14,081,719.14 and 5,620,466.64 is: 7,756,243.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,204,145.40 : 14,081,719.14 = 5,620,466.64 : x
  2. Step 2: Convert to fraction form
    10,204,145.40/14,081,719.14 = 5,620,466.64/x
  3. Step 3: Cross multiply
    10,204,145.40x = 14,081,719.14 × 5,620,466.64
  4. Step 4: Simplify right side
    10,204,145.40x = 79,145,832,660,219.48
  5. Step 5: Solve for x
    x = 79,145,832,660,219.48/10,204,145.40
  6. Step 6: Final answer
    x = 7,756,243.13

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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.