Home / 21,842,533.60-32,763,800.40-21,417,380.80

Finding the Fourth Proportional to 21,842,533.60, 32,763,800.40 and 21,417,380.80

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Solution

The fourth proportional to 21,842,533.60, 32,763,800.40 and 21,417,380.80 is: 32,126,071.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,842,533.60 : 32,763,800.40 = 21,417,380.80 : x
  2. Step 2: Convert to fraction form
    21,842,533.60/32,763,800.40 = 21,417,380.80/x
  3. Step 3: Cross multiply
    21,842,533.60x = 32,763,800.40 × 21,417,380.80
  4. Step 4: Simplify right side
    21,842,533.60x = 701,714,789,621,992.25
  5. Step 5: Solve for x
    x = 701,714,789,621,992.25/21,842,533.60
  6. Step 6: Final answer
    x = 32,126,071.20

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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.