Home / 9,649,086.23-13,315,739.04-5,298,172.52

Finding the Fourth Proportional to 9,649,086.23, 13,315,739.04 and 5,298,172.52

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Solution

The fourth proportional to 9,649,086.23, 13,315,739.04 and 5,298,172.52 is: 7,311,478.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,649,086.23 : 13,315,739.04 = 5,298,172.52 : x
  2. Step 2: Convert to fraction form
    9,649,086.23/13,315,739.04 = 5,298,172.52/x
  3. Step 3: Cross multiply
    9,649,086.23x = 13,315,739.04 × 5,298,172.52
  4. Step 4: Simplify right side
    9,649,086.23x = 70,549,082,598,640.47
  5. Step 5: Solve for x
    x = 70,549,082,598,640.47/9,649,086.23
  6. Step 6: Final answer
    x = 7,311,478.10

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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.