Home / 15,261,372.60-22,892,058.90-13,206,467.40

Finding the Fourth Proportional to 15,261,372.60, 22,892,058.90 and 13,206,467.40

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Solution

The fourth proportional to 15,261,372.60, 22,892,058.90 and 13,206,467.40 is: 19,809,701.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,261,372.60 : 22,892,058.90 = 13,206,467.40 : x
  2. Step 2: Convert to fraction form
    15,261,372.60/22,892,058.90 = 13,206,467.40/x
  3. Step 3: Cross multiply
    15,261,372.60x = 22,892,058.90 × 13,206,467.40
  4. Step 4: Simplify right side
    15,261,372.60x = 302,323,229,581,729.88
  5. Step 5: Solve for x
    x = 302,323,229,581,729.88/15,261,372.60
  6. Step 6: Final answer
    x = 19,809,701.10

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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.