Home / 6,649,891.29-9,176,666.45-3,749,256.81

Finding the Fourth Proportional to 6,649,891.29, 9,176,666.45 and 3,749,256.81

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Solution

The fourth proportional to 6,649,891.29, 9,176,666.45 and 3,749,256.81 is: 5,173,870.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,649,891.29 : 9,176,666.45 = 3,749,256.81 : x
  2. Step 2: Convert to fraction form
    6,649,891.29/9,176,666.45 = 3,749,256.81/x
  3. Step 3: Cross multiply
    6,649,891.29x = 9,176,666.45 × 3,749,256.81
  4. Step 4: Simplify right side
    6,649,891.29x = 34,405,679,162,014.74
  5. Step 5: Solve for x
    x = 34,405,679,162,014.74/6,649,891.29
  6. Step 6: Final answer
    x = 5,173,870.92

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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.