Home / 87,574,782.56-120,872,384.88-50,926,494.56

Finding the Fourth Proportional to 87,574,782.56, 120,872,384.88 and 50,926,494.56

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Solution

The fourth proportional to 87,574,782.56, 120,872,384.88 and 50,926,494.56 is: 70,289,718.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,574,782.56 : 120,872,384.88 = 50,926,494.56 : x
  2. Step 2: Convert to fraction form
    87,574,782.56/120,872,384.88 = 50,926,494.56/x
  3. Step 3: Cross multiply
    87,574,782.56x = 120,872,384.88 × 50,926,494.56
  4. Step 4: Simplify right side
    87,574,782.56x = 6,155,606,851,045,546
  5. Step 5: Solve for x
    x = 6,155,606,851,045,546/87,574,782.56
  6. Step 6: Final answer
    x = 70,289,718.92

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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.