Home / 65,531,937-90,434,112.02-36,558,561

Finding the Fourth Proportional to 65,531,937, 90,434,112.02 and 36,558,561

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Solution

The fourth proportional to 65,531,937, 90,434,112.02 and 36,558,561 is: 50,450,835.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,531,937 : 90,434,112.02 = 36,558,561 : x
  2. Step 2: Convert to fraction form
    65,531,937/90,434,112.02 = 36,558,561/x
  3. Step 3: Cross multiply
    65,531,937x = 90,434,112.02 × 36,558,561
  4. Step 4: Simplify right side
    65,531,937x = 3,306,141,000,764,003
  5. Step 5: Solve for x
    x = 3,306,141,000,764,003/65,531,937
  6. Step 6: Final answer
    x = 50,450,835.91

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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.