Home / 9,789,950.20-13,510,356.36-5,379,950.02

Finding the Fourth Proportional to 9,789,950.20, 13,510,356.36 and 5,379,950.02

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Solution

The fourth proportional to 9,789,950.20, 13,510,356.36 and 5,379,950.02 is: 7,424,454.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,789,950.20 : 13,510,356.36 = 5,379,950.02 : x
  2. Step 2: Convert to fraction form
    9,789,950.20/13,510,356.36 = 5,379,950.02/x
  3. Step 3: Cross multiply
    9,789,950.20x = 13,510,356.36 × 5,379,950.02
  4. Step 4: Simplify right side
    9,789,950.20x = 72,685,041,969,189.12
  5. Step 5: Solve for x
    x = 72,685,041,969,189.12/9,789,950.20
  6. Step 6: Final answer
    x = 7,424,454.72

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1.5x scale

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.