Home / 54,368,005.20-81,552,007.80-32,868,920.40

Finding the Fourth Proportional to 54,368,005.20, 81,552,007.80 and 32,868,920.40

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Solution

The fourth proportional to 54,368,005.20, 81,552,007.80 and 32,868,920.40 is: 49,303,380.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,368,005.20 : 81,552,007.80 = 32,868,920.40 : x
  2. Step 2: Convert to fraction form
    54,368,005.20/81,552,007.80 = 32,868,920.40/x
  3. Step 3: Cross multiply
    54,368,005.20x = 81,552,007.80 × 32,868,920.40
  4. Step 4: Simplify right side
    54,368,005.20x = 2,680,526,452,838,379
  5. Step 5: Solve for x
    x = 2,680,526,452,838,379/54,368,005.20
  6. Step 6: Final answer
    x = 49,303,380.60

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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.