Home / 5,781,767.58-7,978,570.47-3,168,256.14

Finding the Fourth Proportional to 5,781,767.58, 7,978,570.47 and 3,168,256.14

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Solution

The fourth proportional to 5,781,767.58, 7,978,570.47 and 3,168,256.14 is: 4,372,046.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,781,767.58 : 7,978,570.47 = 3,168,256.14 : x
  2. Step 2: Convert to fraction form
    5,781,767.58/7,978,570.47 = 3,168,256.14/x
  3. Step 3: Cross multiply
    5,781,767.58x = 7,978,570.47 × 3,168,256.14
  4. Step 4: Simplify right side
    5,781,767.58x = 25,278,154,880,000.19
  5. Step 5: Solve for x
    x = 25,278,154,880,000.19/5,781,767.58
  6. Step 6: Final answer
    x = 4,372,046.18

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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.