Home / 39,938,892.10-55,115,890.77-22,298,592.22

Finding the Fourth Proportional to 39,938,892.10, 55,115,890.77 and 22,298,592.22

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Solution

The fourth proportional to 39,938,892.10, 55,115,890.77 and 22,298,592.22 is: 30,772,179.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,938,892.10 : 55,115,890.77 = 22,298,592.22 : x
  2. Step 2: Convert to fraction form
    39,938,892.10/55,115,890.77 = 22,298,592.22/x
  3. Step 3: Cross multiply
    39,938,892.10x = 55,115,890.77 × 22,298,592.22
  4. Step 4: Simplify right side
    39,938,892.10x = 1,229,006,773,122,291.75
  5. Step 5: Solve for x
    x = 1,229,006,773,122,291.75/39,938,892.10
  6. Step 6: Final answer
    x = 30,772,179.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.