Home / 54,368,210.20-81,552,315.30-52,278,021.40

Finding the Fourth Proportional to 54,368,210.20, 81,552,315.30 and 52,278,021.40

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Solution

The fourth proportional to 54,368,210.20, 81,552,315.30 and 52,278,021.40 is: 78,417,032.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,368,210.20 : 81,552,315.30 = 52,278,021.40 : x
  2. Step 2: Convert to fraction form
    54,368,210.20/81,552,315.30 = 52,278,021.40/x
  3. Step 3: Cross multiply
    54,368,210.20x = 81,552,315.30 × 52,278,021.40
  4. Step 4: Simplify right side
    54,368,210.20x = 4,263,393,684,472,947
  5. Step 5: Solve for x
    x = 4,263,393,684,472,947/54,368,210.20
  6. Step 6: Final answer
    x = 78,417,032.10

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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.