Home / 7,547,947.20-11,299,777.38-6,768,795.66

Finding the Fourth Proportional to 7,547,947.20, 11,299,777.38 and 6,768,795.66

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Solution

The fourth proportional to 7,547,947.20, 11,299,777.38 and 6,768,795.66 is: 10,133,335.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,547,947.20 : 11,299,777.38 = 6,768,795.66 : x
  2. Step 2: Convert to fraction form
    7,547,947.20/11,299,777.38 = 6,768,795.66/x
  3. Step 3: Cross multiply
    7,547,947.20x = 11,299,777.38 × 6,768,795.66
  4. Step 4: Simplify right side
    7,547,947.20x = 76,485,884,088,710.17
  5. Step 5: Solve for x
    x = 76,485,884,088,710.17/7,547,947.20
  6. Step 6: Final answer
    x = 10,133,335.87

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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.