Home / 21,888,037.20-32,832,055.80-21,440,139.60

Finding the Fourth Proportional to 21,888,037.20, 32,832,055.80 and 21,440,139.60

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Solution

The fourth proportional to 21,888,037.20, 32,832,055.80 and 21,440,139.60 is: 32,160,209.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,888,037.20 : 32,832,055.80 = 21,440,139.60 : x
  2. Step 2: Convert to fraction form
    21,888,037.20/32,832,055.80 = 21,440,139.60/x
  3. Step 3: Cross multiply
    21,888,037.20x = 32,832,055.80 × 21,440,139.60
  4. Step 4: Simplify right side
    21,888,037.20x = 703,923,859,706,989.75
  5. Step 5: Solve for x
    x = 703,923,859,706,989.75/21,888,037.20
  6. Step 6: Final answer
    x = 32,160,209.40

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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.