Home / 8,077,479.71-11,146,958.51-4,406,384.88

Finding the Fourth Proportional to 8,077,479.71, 11,146,958.51 and 4,406,384.88

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Solution

The fourth proportional to 8,077,479.71, 11,146,958.51 and 4,406,384.88 is: 6,080,831.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,077,479.71 : 11,146,958.51 = 4,406,384.88 : x
  2. Step 2: Convert to fraction form
    8,077,479.71/11,146,958.51 = 4,406,384.88/x
  3. Step 3: Cross multiply
    8,077,479.71x = 11,146,958.51 × 4,406,384.88
  4. Step 4: Simplify right side
    8,077,479.71x = 49,117,789,414,419.41
  5. Step 5: Solve for x
    x = 49,117,789,414,419.41/8,077,479.71
  6. Step 6: Final answer
    x = 6,080,831.05

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1.5x scale

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.