Home / 51,985,711.64-78,017,788.78-35,551,728.83

Finding the Fourth Proportional to 51,985,711.64, 78,017,788.78 and 35,551,728.83

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Solution

The fourth proportional to 51,985,711.64, 78,017,788.78 and 35,551,728.83 is: 53,354,415.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,985,711.64 : 78,017,788.78 = 35,551,728.83 : x
  2. Step 2: Convert to fraction form
    51,985,711.64/78,017,788.78 = 35,551,728.83/x
  3. Step 3: Cross multiply
    51,985,711.64x = 78,017,788.78 × 35,551,728.83
  4. Step 4: Simplify right side
    51,985,711.64x = 2,773,667,270,728,942
  5. Step 5: Solve for x
    x = 2,773,667,270,728,942/51,985,711.64
  6. Step 6: Final answer
    x = 53,354,415.72

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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.