Home / 6,364,486.40-9,538,435.20-2,952,377.60

Finding the Fourth Proportional to 6,364,486.40, 9,538,435.20 and 2,952,377.60

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Solution

The fourth proportional to 6,364,486.40, 9,538,435.20 and 2,952,377.60 is: 4,424,718.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,364,486.40 : 9,538,435.20 = 2,952,377.60 : x
  2. Step 2: Convert to fraction form
    6,364,486.40/9,538,435.20 = 2,952,377.60/x
  3. Step 3: Cross multiply
    6,364,486.40x = 9,538,435.20 × 2,952,377.60
  4. Step 4: Simplify right side
    6,364,486.40x = 28,161,062,423,531.52
  5. Step 5: Solve for x
    x = 28,161,062,423,531.52/6,364,486.40
  6. Step 6: Final answer
    x = 4,424,718.77

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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.