Home / 51,415,150.35-70,952,899.78-29,389,122.70

Finding the Fourth Proportional to 51,415,150.35, 70,952,899.78 and 29,389,122.70

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Solution

The fourth proportional to 51,415,150.35, 70,952,899.78 and 29,389,122.70 is: 40,556,984.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,415,150.35 : 70,952,899.78 = 29,389,122.70 : x
  2. Step 2: Convert to fraction form
    51,415,150.35/70,952,899.78 = 29,389,122.70/x
  3. Step 3: Cross multiply
    51,415,150.35x = 70,952,899.78 × 29,389,122.70
  4. Step 4: Simplify right side
    51,415,150.35x = 2,085,243,477,680,650.75
  5. Step 5: Solve for x
    x = 2,085,243,477,680,650.75/51,415,150.35
  6. Step 6: Final answer
    x = 40,556,984.92

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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.