Home / 37,281,331.89-51,446,803.05-20,762,152.74

Finding the Fourth Proportional to 37,281,331.89, 51,446,803.05 and 20,762,152.74

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Solution

The fourth proportional to 37,281,331.89, 51,446,803.05 and 20,762,152.74 is: 28,650,971.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,281,331.89 : 51,446,803.05 = 20,762,152.74 : x
  2. Step 2: Convert to fraction form
    37,281,331.89/51,446,803.05 = 20,762,152.74/x
  3. Step 3: Cross multiply
    37,281,331.89x = 51,446,803.05 × 20,762,152.74
  4. Step 4: Simplify right side
    37,281,331.89x = 1,068,146,382,908,797.75
  5. Step 5: Solve for x
    x = 1,068,146,382,908,797.75/37,281,331.89
  6. Step 6: Final answer
    x = 28,650,971.65

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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.