Home / 6,858,038.04-10,287,484.20-1,809,353.40

Finding the Fourth Proportional to 6,858,038.04, 10,287,484.20 and 1,809,353.40

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Solution

The fourth proportional to 6,858,038.04, 10,287,484.20 and 1,809,353.40 is: 2,714,142.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,858,038.04 : 10,287,484.20 = 1,809,353.40 : x
  2. Step 2: Convert to fraction form
    6,858,038.04/10,287,484.20 = 1,809,353.40/x
  3. Step 3: Cross multiply
    6,858,038.04x = 10,287,484.20 × 1,809,353.40
  4. Step 4: Simplify right side
    6,858,038.04x = 18,613,694,514,716.28
  5. Step 5: Solve for x
    x = 18,613,694,514,716.28/6,858,038.04
  6. Step 6: Final answer
    x = 2,714,142.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.