Home / 51,638,921.66-77,445,474.33-15,240,087.74

Finding the Fourth Proportional to 51,638,921.66, 77,445,474.33 and 15,240,087.74

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Solution

The fourth proportional to 51,638,921.66, 77,445,474.33 and 15,240,087.74 is: 22,856,322.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,638,921.66 : 77,445,474.33 = 15,240,087.74 : x
  2. Step 2: Convert to fraction form
    51,638,921.66/77,445,474.33 = 15,240,087.74/x
  3. Step 3: Cross multiply
    51,638,921.66x = 77,445,474.33 × 15,240,087.74
  4. Step 4: Simplify right side
    51,638,921.66x = 1,180,275,823,855,117.75
  5. Step 5: Solve for x
    x = 1,180,275,823,855,117.75/51,638,921.66
  6. Step 6: Final answer
    x = 22,856,322.05

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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.