Home / 66,563,947.42-91,856,484.72-37,195,521.30

Finding the Fourth Proportional to 66,563,947.42, 91,856,484.72 and 37,195,521.30

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Solution

The fourth proportional to 66,563,947.42, 91,856,484.72 and 37,195,521.30 is: 51,328,834.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,563,947.42 : 91,856,484.72 = 37,195,521.30 : x
  2. Step 2: Convert to fraction form
    66,563,947.42/91,856,484.72 = 37,195,521.30/x
  3. Step 3: Cross multiply
    66,563,947.42x = 91,856,484.72 × 37,195,521.30
  4. Step 4: Simplify right side
    66,563,947.42x = 3,416,649,833,945,884
  5. Step 5: Solve for x
    x = 3,416,649,833,945,884/66,563,947.42
  6. Step 6: Final answer
    x = 51,328,834.40

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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.