Home / 21,782,065.32-32,673,284.81-6,219,853.60

Finding the Fourth Proportional to 21,782,065.32, 32,673,284.81 and 6,219,853.60

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Solution

The fourth proportional to 21,782,065.32, 32,673,284.81 and 6,219,853.60 is: 9,329,833.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,782,065.32 : 32,673,284.81 = 6,219,853.60 : x
  2. Step 2: Convert to fraction form
    21,782,065.32/32,673,284.81 = 6,219,853.60/x
  3. Step 3: Cross multiply
    21,782,065.32x = 32,673,284.81 × 6,219,853.60
  4. Step 4: Simplify right side
    21,782,065.32x = 203,223,048,149,303.78
  5. Step 5: Solve for x
    x = 203,223,048,149,303.78/21,782,065.32
  6. Step 6: Final answer
    x = 9,329,833.75

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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.