Home / 6,521,703.40-9,777,410.07-4,120,486.75

Finding the Fourth Proportional to 6,521,703.40, 9,777,410.07 and 4,120,486.75

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Solution

The fourth proportional to 6,521,703.40, 9,777,410.07 and 4,120,486.75 is: 6,177,479.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,521,703.40 : 9,777,410.07 = 4,120,486.75 : x
  2. Step 2: Convert to fraction form
    6,521,703.40/9,777,410.07 = 4,120,486.75/x
  3. Step 3: Cross multiply
    6,521,703.40x = 9,777,410.07 × 4,120,486.75
  4. Step 4: Simplify right side
    6,521,703.40x = 40,287,688,642,751.57
  5. Step 5: Solve for x
    x = 40,287,688,642,751.57/6,521,703.40
  6. Step 6: Final answer
    x = 6,177,479.44

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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.