Home / 13,262,002.40-19,895,408.76-5,480,929.64

Finding the Fourth Proportional to 13,262,002.40, 19,895,408.76 and 5,480,929.64

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Solution

The fourth proportional to 13,262,002.40, 19,895,408.76 and 5,480,929.64 is: 8,222,388.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,262,002.40 : 19,895,408.76 = 5,480,929.64 : x
  2. Step 2: Convert to fraction form
    13,262,002.40/19,895,408.76 = 5,480,929.64/x
  3. Step 3: Cross multiply
    13,262,002.40x = 19,895,408.76 × 5,480,929.64
  4. Step 4: Simplify right side
    13,262,002.40x = 109,045,335,572,599.66
  5. Step 5: Solve for x
    x = 109,045,335,572,599.66/13,262,002.40
  6. Step 6: Final answer
    x = 8,222,388.47

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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.