Home / 7,284,480.86-10,052,320.11-4,021,225.53

Finding the Fourth Proportional to 7,284,480.86, 10,052,320.11 and 4,021,225.53

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Solution

The fourth proportional to 7,284,480.86, 10,052,320.11 and 4,021,225.53 is: 5,549,145.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,284,480.86 : 10,052,320.11 = 4,021,225.53 : x
  2. Step 2: Convert to fraction form
    7,284,480.86/10,052,320.11 = 4,021,225.53/x
  3. Step 3: Cross multiply
    7,284,480.86x = 10,052,320.11 × 4,021,225.53
  4. Step 4: Simplify right side
    7,284,480.86x = 40,422,646,262,064.41
  5. Step 5: Solve for x
    x = 40,422,646,262,064.41/7,284,480.86
  6. Step 6: Final answer
    x = 5,549,145.79

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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.