Home / 22,113,085.60-33,169,628.40-21,687,932.80

Finding the Fourth Proportional to 22,113,085.60, 33,169,628.40 and 21,687,932.80

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Solution

The fourth proportional to 22,113,085.60, 33,169,628.40 and 21,687,932.80 is: 32,531,899.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,113,085.60 : 33,169,628.40 = 21,687,932.80 : x
  2. Step 2: Convert to fraction form
    22,113,085.60/33,169,628.40 = 21,687,932.80/x
  3. Step 3: Cross multiply
    22,113,085.60x = 33,169,628.40 × 21,687,932.80
  4. Step 4: Simplify right side
    22,113,085.60x = 719,380,671,740,171.50
  5. Step 5: Solve for x
    x = 719,380,671,740,171.50/22,113,085.60
  6. Step 6: Final answer
    x = 32,531,899.20

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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.