Home / 67,543,653.26-93,210,321.18-36,603,822.54

Finding the Fourth Proportional to 67,543,653.26, 93,210,321.18 and 36,603,822.54

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Solution

The fourth proportional to 67,543,653.26, 93,210,321.18 and 36,603,822.54 is: 50,513,318.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,543,653.26 : 93,210,321.18 = 36,603,822.54 : x
  2. Step 2: Convert to fraction form
    67,543,653.26/93,210,321.18 = 36,603,822.54/x
  3. Step 3: Cross multiply
    67,543,653.26x = 93,210,321.18 × 36,603,822.54
  4. Step 4: Simplify right side
    67,543,653.26x = 3,411,854,055,369,123.50
  5. Step 5: Solve for x
    x = 3,411,854,055,369,123.50/67,543,653.26
  6. Step 6: Final answer
    x = 50,513,318.29

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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.