Home / 6,384,045.60-9,576,068.40-2,124,352.80

Finding the Fourth Proportional to 6,384,045.60, 9,576,068.40 and 2,124,352.80

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Solution

The fourth proportional to 6,384,045.60, 9,576,068.40 and 2,124,352.80 is: 3,186,529.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,384,045.60 : 9,576,068.40 = 2,124,352.80 : x
  2. Step 2: Convert to fraction form
    6,384,045.60/9,576,068.40 = 2,124,352.80/x
  3. Step 3: Cross multiply
    6,384,045.60x = 9,576,068.40 × 2,124,352.80
  4. Step 4: Simplify right side
    6,384,045.60x = 20,342,947,718,531.52
  5. Step 5: Solve for x
    x = 20,342,947,718,531.52/6,384,045.60
  6. Step 6: Final answer
    x = 3,186,529.20

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Similar ratio
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1.5x scale

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.