Home / 20,223,256.32-30,328,715.52-10,633,432.32

Finding the Fourth Proportional to 20,223,256.32, 30,328,715.52 and 10,633,432.32

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Solution

The fourth proportional to 20,223,256.32, 30,328,715.52 and 10,633,432.32 is: 15,946,904.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,223,256.32 : 30,328,715.52 = 10,633,432.32 : x
  2. Step 2: Convert to fraction form
    20,223,256.32/30,328,715.52 = 10,633,432.32/x
  3. Step 3: Cross multiply
    20,223,256.32x = 30,328,715.52 × 10,633,432.32
  4. Step 4: Simplify right side
    20,223,256.32x = 322,498,343,834,453.62
  5. Step 5: Solve for x
    x = 322,498,343,834,453.62/20,223,256.32
  6. Step 6: Final answer
    x = 15,946,904.83

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1.5x scale

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.