Home / 21,843,021.60-32,764,532.40-21,417,868.80

Finding the Fourth Proportional to 21,843,021.60, 32,764,532.40 and 21,417,868.80

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Solution

The fourth proportional to 21,843,021.60, 32,764,532.40 and 21,417,868.80 is: 32,126,803.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,843,021.60 : 32,764,532.40 = 21,417,868.80 : x
  2. Step 2: Convert to fraction form
    21,843,021.60/32,764,532.40 = 21,417,868.80/x
  3. Step 3: Cross multiply
    21,843,021.60x = 32,764,532.40 × 21,417,868.80
  4. Step 4: Simplify right side
    21,843,021.60x = 701,746,456,236,549.12
  5. Step 5: Solve for x
    x = 701,746,456,236,549.12/21,843,021.60
  6. Step 6: Final answer
    x = 32,126,803.20

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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.