Home / 54,379,934.74-75,050,690.56-30,541,470.72

Finding the Fourth Proportional to 54,379,934.74, 75,050,690.56 and 30,541,470.72

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Solution

The fourth proportional to 54,379,934.74, 75,050,690.56 and 30,541,470.72 is: 42,150,813.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,379,934.74 : 75,050,690.56 = 30,541,470.72 : x
  2. Step 2: Convert to fraction form
    54,379,934.74/75,050,690.56 = 30,541,470.72/x
  3. Step 3: Cross multiply
    54,379,934.74x = 75,050,690.56 × 30,541,470.72
  4. Step 4: Simplify right side
    54,379,934.74x = 2,292,158,468,193,152
  5. Step 5: Solve for x
    x = 2,292,158,468,193,152/54,379,934.74
  6. Step 6: Final answer
    x = 42,150,813.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.