Home / 7,082,468.28-9,772,587.63-3,984,560.91

Finding the Fourth Proportional to 7,082,468.28, 9,772,587.63 and 3,984,560.91

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Solution

The fourth proportional to 7,082,468.28, 9,772,587.63 and 3,984,560.91 is: 5,498,008.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,082,468.28 : 9,772,587.63 = 3,984,560.91 : x
  2. Step 2: Convert to fraction form
    7,082,468.28/9,772,587.63 = 3,984,560.91/x
  3. Step 3: Cross multiply
    7,082,468.28x = 9,772,587.63 × 3,984,560.91
  4. Step 4: Simplify right side
    7,082,468.28x = 38,939,470,660,047.55
  5. Step 5: Solve for x
    x = 38,939,470,660,047.55/7,082,468.28
  6. Step 6: Final answer
    x = 5,498,008.48

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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.