Home / 21,783,015.20-32,671,023.60-6,633,423.20

Finding the Fourth Proportional to 21,783,015.20, 32,671,023.60 and 6,633,423.20

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Solution

The fourth proportional to 21,783,015.20, 32,671,023.60 and 6,633,423.20 is: 9,949,069.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,783,015.20 : 32,671,023.60 = 6,633,423.20 : x
  2. Step 2: Convert to fraction form
    21,783,015.20/32,671,023.60 = 6,633,423.20/x
  3. Step 3: Cross multiply
    21,783,015.20x = 32,671,023.60 × 6,633,423.20
  4. Step 4: Simplify right side
    21,783,015.20x = 216,720,725,915,987.53
  5. Step 5: Solve for x
    x = 216,720,725,915,987.53/21,783,015.20
  6. Step 6: Final answer
    x = 9,949,069.21

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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.