Home / 71,097,096.84-98,109,037.95-40,151,287.41

Finding the Fourth Proportional to 71,097,096.84, 98,109,037.95 and 40,151,287.41

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Solution

The fourth proportional to 71,097,096.84, 98,109,037.95 and 40,151,287.41 is: 55,405,977.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,097,096.84 : 98,109,037.95 = 40,151,287.41 : x
  2. Step 2: Convert to fraction form
    71,097,096.84/98,109,037.95 = 40,151,287.41/x
  3. Step 3: Cross multiply
    71,097,096.84x = 98,109,037.95 × 40,151,287.41
  4. Step 4: Simplify right side
    71,097,096.84x = 3,939,204,180,249,047
  5. Step 5: Solve for x
    x = 3,939,204,180,249,047/71,097,096.84
  6. Step 6: Final answer
    x = 55,405,977.96

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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.