Home / 7,634,031.60-11,451,040.20-1,954,246.80

Finding the Fourth Proportional to 7,634,031.60, 11,451,040.20 and 1,954,246.80

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Solution

The fourth proportional to 7,634,031.60, 11,451,040.20 and 1,954,246.80 is: 2,931,368.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,634,031.60 : 11,451,040.20 = 1,954,246.80 : x
  2. Step 2: Convert to fraction form
    7,634,031.60/11,451,040.20 = 1,954,246.80/x
  3. Step 3: Cross multiply
    7,634,031.60x = 11,451,040.20 × 1,954,246.80
  4. Step 4: Simplify right side
    7,634,031.60x = 22,378,158,667,521.36
  5. Step 5: Solve for x
    x = 22,378,158,667,521.36/7,634,031.60
  6. Step 6: Final answer
    x = 2,931,368.36

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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.