Home / 7,547,948.20-11,299,778.88-6,768,796.66

Finding the Fourth Proportional to 7,547,948.20, 11,299,778.88 and 6,768,796.66

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Solution

The fourth proportional to 7,547,948.20, 11,299,778.88 and 6,768,796.66 is: 10,133,337.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,547,948.20 : 11,299,778.88 = 6,768,796.66 : x
  2. Step 2: Convert to fraction form
    7,547,948.20/11,299,778.88 = 6,768,796.66/x
  3. Step 3: Cross multiply
    7,547,948.20x = 11,299,778.88 × 6,768,796.66
  4. Step 4: Simplify right side
    7,547,948.20x = 76,485,905,541,682.55
  5. Step 5: Solve for x
    x = 76,485,905,541,682.55/7,547,948.20
  6. Step 6: Final answer
    x = 10,133,337.37

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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.