Home / 37,182,657.40-51,313,311.78-20,663,478.22

Finding the Fourth Proportional to 37,182,657.40, 51,313,311.78 and 20,663,478.22

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Solution

The fourth proportional to 37,182,657.40, 51,313,311.78 and 20,663,478.22 is: 28,516,291.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,182,657.40 : 51,313,311.78 = 20,663,478.22 : x
  2. Step 2: Convert to fraction form
    37,182,657.40/51,313,311.78 = 20,663,478.22/x
  3. Step 3: Cross multiply
    37,182,657.40x = 51,313,311.78 × 20,663,478.22
  4. Step 4: Simplify right side
    37,182,657.40x = 1,060,311,500,362,099.38
  5. Step 5: Solve for x
    x = 1,060,311,500,362,099.38/37,182,657.40
  6. Step 6: Final answer
    x = 28,516,291.59

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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.