Home / 10,113,138.02-15,171,806.55-3,381,377.06

Finding the Fourth Proportional to 10,113,138.02, 15,171,806.55 and 3,381,377.06

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Solution

The fourth proportional to 10,113,138.02, 15,171,806.55 and 3,381,377.06 is: 5,072,767.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,113,138.02 : 15,171,806.55 = 3,381,377.06 : x
  2. Step 2: Convert to fraction form
    10,113,138.02/15,171,806.55 = 3,381,377.06/x
  3. Step 3: Cross multiply
    10,113,138.02x = 15,171,806.55 × 3,381,377.06
  4. Step 4: Simplify right side
    10,113,138.02x = 51,301,598,677,537.43
  5. Step 5: Solve for x
    x = 51,301,598,677,537.43/10,113,138.02
  6. Step 6: Final answer
    x = 5,072,767.58

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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.