Home / 36,161,459.87-49,903,219.02-21,280,073.90

Finding the Fourth Proportional to 36,161,459.87, 49,903,219.02 and 21,280,073.90

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Solution

The fourth proportional to 36,161,459.87, 49,903,219.02 and 21,280,073.90 is: 29,366,739.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,161,459.87 : 49,903,219.02 = 21,280,073.90 : x
  2. Step 2: Convert to fraction form
    36,161,459.87/49,903,219.02 = 21,280,073.90/x
  3. Step 3: Cross multiply
    36,161,459.87x = 49,903,219.02 × 21,280,073.90
  4. Step 4: Simplify right side
    36,161,459.87x = 1,061,944,188,343,969.50
  5. Step 5: Solve for x
    x = 1,061,944,188,343,969.50/36,161,459.87
  6. Step 6: Final answer
    x = 29,366,739.95

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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.