Home / 66,424,599.10-99,318,034.05-49,205,910.70

Finding the Fourth Proportional to 66,424,599.10, 99,318,034.05 and 49,205,910.70

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Solution

The fourth proportional to 66,424,599.10, 99,318,034.05 and 49,205,910.70 is: 73,572,658.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,424,599.10 : 99,318,034.05 = 49,205,910.70 : x
  2. Step 2: Convert to fraction form
    66,424,599.10/99,318,034.05 = 49,205,910.70/x
  3. Step 3: Cross multiply
    66,424,599.10x = 99,318,034.05 × 49,205,910.70
  4. Step 4: Simplify right side
    66,424,599.10x = 4,887,034,314,363,859
  5. Step 5: Solve for x
    x = 4,887,034,314,363,859/66,424,599.10
  6. Step 6: Final answer
    x = 73,572,658.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.