Home / 6,971,945.81-9,621,518.86-3,874,599.71

Finding the Fourth Proportional to 6,971,945.81, 9,621,518.86 and 3,874,599.71

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Solution

The fourth proportional to 6,971,945.81, 9,621,518.86 and 3,874,599.71 is: 5,347,077.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,971,945.81 : 9,621,518.86 = 3,874,599.71 : x
  2. Step 2: Convert to fraction form
    6,971,945.81/9,621,518.86 = 3,874,599.71/x
  3. Step 3: Cross multiply
    6,971,945.81x = 9,621,518.86 × 3,874,599.71
  4. Step 4: Simplify right side
    6,971,945.81x = 37,279,534,181,042.48
  5. Step 5: Solve for x
    x = 37,279,534,181,042.48/6,971,945.81
  6. Step 6: Final answer
    x = 5,347,077.44

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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.