Home / 21,782,095.20-32,669,643.60-6,632,503.20

Finding the Fourth Proportional to 21,782,095.20, 32,669,643.60 and 6,632,503.20

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Solution

The fourth proportional to 21,782,095.20, 32,669,643.60 and 6,632,503.20 is: 9,947,689.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,782,095.20 : 32,669,643.60 = 6,632,503.20 : x
  2. Step 2: Convert to fraction form
    21,782,095.20/32,669,643.60 = 6,632,503.20/x
  3. Step 3: Cross multiply
    21,782,095.20x = 32,669,643.60 × 6,632,503.20
  4. Step 4: Simplify right side
    21,782,095.20x = 216,681,515,719,859.53
  5. Step 5: Solve for x
    x = 216,681,515,719,859.53/21,782,095.20
  6. Step 6: Final answer
    x = 9,947,689.32

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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.