Home / 65,011,048.71-89,715,367.11-35,241,604.71

Finding the Fourth Proportional to 65,011,048.71, 89,715,367.11 and 35,241,604.71

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Solution

The fourth proportional to 65,011,048.71, 89,715,367.11 and 35,241,604.71 is: 48,633,479.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,011,048.71 : 89,715,367.11 = 35,241,604.71 : x
  2. Step 2: Convert to fraction form
    65,011,048.71/89,715,367.11 = 35,241,604.71/x
  3. Step 3: Cross multiply
    65,011,048.71x = 89,715,367.11 × 35,241,604.71
  4. Step 4: Simplify right side
    65,011,048.71x = 3,161,713,504,103,155
  5. Step 5: Solve for x
    x = 3,161,713,504,103,155/65,011,048.71
  6. Step 6: Final answer
    x = 48,633,479.49

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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.