Home / 7,031,247.20-10,547,216.40-3,672,015.20

Finding the Fourth Proportional to 7,031,247.20, 10,547,216.40 and 3,672,015.20

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Solution

The fourth proportional to 7,031,247.20, 10,547,216.40 and 3,672,015.20 is: 5,508,203.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,031,247.20 : 10,547,216.40 = 3,672,015.20 : x
  2. Step 2: Convert to fraction form
    7,031,247.20/10,547,216.40 = 3,672,015.20/x
  3. Step 3: Cross multiply
    7,031,247.20x = 10,547,216.40 × 3,672,015.20
  4. Step 4: Simplify right side
    7,031,247.20x = 38,729,538,938,489.28
  5. Step 5: Solve for x
    x = 38,729,538,938,489.28/7,031,247.20
  6. Step 6: Final answer
    x = 5,508,203.29

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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.