Home / 71,289,024-98,459,097.12-48,179,607.36

Finding the Fourth Proportional to 71,289,024, 98,459,097.12 and 48,179,607.36

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Solution

The fourth proportional to 71,289,024, 98,459,097.12 and 48,179,607.36 is: 66,542,089.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,289,024 : 98,459,097.12 = 48,179,607.36 : x
  2. Step 2: Convert to fraction form
    71,289,024/98,459,097.12 = 48,179,607.36/x
  3. Step 3: Cross multiply
    71,289,024x = 98,459,097.12 × 48,179,607.36
  4. Step 4: Simplify right side
    71,289,024x = 4,743,720,640,261,707
  5. Step 5: Solve for x
    x = 4,743,720,640,261,707/71,289,024
  6. Step 6: Final answer
    x = 66,542,089.85

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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.