Home / 41,019,487.20-61,529,230.80-25,713,986.40

Finding the Fourth Proportional to 41,019,487.20, 61,529,230.80 and 25,713,986.40

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Solution

The fourth proportional to 41,019,487.20, 61,529,230.80 and 25,713,986.40 is: 38,570,979.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,019,487.20 : 61,529,230.80 = 25,713,986.40 : x
  2. Step 2: Convert to fraction form
    41,019,487.20/61,529,230.80 = 25,713,986.40/x
  3. Step 3: Cross multiply
    41,019,487.20x = 61,529,230.80 × 25,713,986.40
  4. Step 4: Simplify right side
    41,019,487.20x = 1,582,161,803,993,661
  5. Step 5: Solve for x
    x = 1,582,161,803,993,661/41,019,487.20
  6. Step 6: Final answer
    x = 38,570,979.60

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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.