Home / 51,415,750.72-70,953,870.75-27,894,286.25

Finding the Fourth Proportional to 51,415,750.72, 70,953,870.75 and 27,894,286.25

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Solution

The fourth proportional to 51,415,750.72, 70,953,870.75 and 27,894,286.25 is: 38,494,188.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,415,750.72 : 70,953,870.75 = 27,894,286.25 : x
  2. Step 2: Convert to fraction form
    51,415,750.72/70,953,870.75 = 27,894,286.25/x
  3. Step 3: Cross multiply
    51,415,750.72x = 70,953,870.75 × 27,894,286.25
  4. Step 4: Simplify right side
    51,415,750.72x = 1,979,207,581,246,002.25
  5. Step 5: Solve for x
    x = 1,979,207,581,246,002.25/51,415,750.72
  6. Step 6: Final answer
    x = 38,494,188.13

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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.