Home / 6,511,070.12-9,768,637.87-3,920,214.92

Finding the Fourth Proportional to 6,511,070.12, 9,768,637.87 and 3,920,214.92

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Solution

The fourth proportional to 6,511,070.12, 9,768,637.87 and 3,920,214.92 is: 5,881,546.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,511,070.12 : 9,768,637.87 = 3,920,214.92 : x
  2. Step 2: Convert to fraction form
    6,511,070.12/9,768,637.87 = 3,920,214.92/x
  3. Step 3: Cross multiply
    6,511,070.12x = 9,768,637.87 × 3,920,214.92
  4. Step 4: Simplify right side
    6,511,070.12x = 38,295,159,867,407.29
  5. Step 5: Solve for x
    x = 38,295,159,867,407.29/6,511,070.12
  6. Step 6: Final answer
    x = 5,881,546.23

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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.