Home / 6,670,980.93-9,205,961.55-3,615,195.18

Finding the Fourth Proportional to 6,670,980.93, 9,205,961.55 and 3,615,195.18

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Solution

The fourth proportional to 6,670,980.93, 9,205,961.55 and 3,615,195.18 is: 4,988,973.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,670,980.93 : 9,205,961.55 = 3,615,195.18 : x
  2. Step 2: Convert to fraction form
    6,670,980.93/9,205,961.55 = 3,615,195.18/x
  3. Step 3: Cross multiply
    6,670,980.93x = 9,205,961.55 × 3,615,195.18
  4. Step 4: Simplify right side
    6,670,980.93x = 33,281,347,822,825.33
  5. Step 5: Solve for x
    x = 33,281,347,822,825.33/6,670,980.93
  6. Step 6: Final answer
    x = 4,988,973.61

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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.