Home / 6,264,955.40-9,376,437.90-5,509,128.20

Finding the Fourth Proportional to 6,264,955.40, 9,376,437.90 and 5,509,128.20

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Solution

The fourth proportional to 6,264,955.40, 9,376,437.90 and 5,509,128.20 is: 8,245,230.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,264,955.40 : 9,376,437.90 = 5,509,128.20 : x
  2. Step 2: Convert to fraction form
    6,264,955.40/9,376,437.90 = 5,509,128.20/x
  3. Step 3: Cross multiply
    6,264,955.40x = 9,376,437.90 × 5,509,128.20
  4. Step 4: Simplify right side
    6,264,955.40x = 51,655,998,450,438.78
  5. Step 5: Solve for x
    x = 51,655,998,450,438.78/6,264,955.40
  6. Step 6: Final answer
    x = 8,245,230.04

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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.