Home / 5,376,083.20-8,064,124.80-4,032,390.40

Finding the Fourth Proportional to 5,376,083.20, 8,064,124.80 and 4,032,390.40

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Solution

The fourth proportional to 5,376,083.20, 8,064,124.80 and 4,032,390.40 is: 6,048,585.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,376,083.20 : 8,064,124.80 = 4,032,390.40 : x
  2. Step 2: Convert to fraction form
    5,376,083.20/8,064,124.80 = 4,032,390.40/x
  3. Step 3: Cross multiply
    5,376,083.20x = 8,064,124.80 × 4,032,390.40
  4. Step 4: Simplify right side
    5,376,083.20x = 32,517,699,427,921.92
  5. Step 5: Solve for x
    x = 32,517,699,427,921.92/5,376,083.20
  6. Step 6: Final answer
    x = 6,048,585.60

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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.