Home / 7,262,033.90-10,021,606.77-3,998,840.86

Finding the Fourth Proportional to 7,262,033.90, 10,021,606.77 and 3,998,840.86

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Solution

The fourth proportional to 7,262,033.90, 10,021,606.77 and 3,998,840.86 is: 5,518,400.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,262,033.90 : 10,021,606.77 = 3,998,840.86 : x
  2. Step 2: Convert to fraction form
    7,262,033.90/10,021,606.77 = 3,998,840.86/x
  3. Step 3: Cross multiply
    7,262,033.90x = 10,021,606.77 × 3,998,840.86
  4. Step 4: Simplify right side
    7,262,033.90x = 40,074,810,656,697.83
  5. Step 5: Solve for x
    x = 40,074,810,656,697.83/7,262,033.90
  6. Step 6: Final answer
    x = 5,518,400.38

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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.