Home / 22,021,809.60-33,032,714.40-21,596,656.80

Finding the Fourth Proportional to 22,021,809.60, 33,032,714.40 and 21,596,656.80

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Solution

The fourth proportional to 22,021,809.60, 33,032,714.40 and 21,596,656.80 is: 32,394,985.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,021,809.60 : 33,032,714.40 = 21,596,656.80 : x
  2. Step 2: Convert to fraction form
    22,021,809.60/33,032,714.40 = 21,596,656.80/x
  3. Step 3: Cross multiply
    22,021,809.60x = 33,032,714.40 × 21,596,656.80
  4. Step 4: Simplify right side
    22,021,809.60x = 713,396,196,069,217.88
  5. Step 5: Solve for x
    x = 713,396,196,069,217.88/22,021,809.60
  6. Step 6: Final answer
    x = 32,394,985.20

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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.