Home / 15,408,327.29-21,264,160.10-8,532,809.37

Finding the Fourth Proportional to 15,408,327.29, 21,264,160.10 and 8,532,809.37

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Solution

The fourth proportional to 15,408,327.29, 21,264,160.10 and 8,532,809.37 is: 11,775,647.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,408,327.29 : 21,264,160.10 = 8,532,809.37 : x
  2. Step 2: Convert to fraction form
    15,408,327.29/21,264,160.10 = 8,532,809.37/x
  3. Step 3: Cross multiply
    15,408,327.29x = 21,264,160.10 × 8,532,809.37
  4. Step 4: Simplify right side
    15,408,327.29x = 181,443,024,503,796.06
  5. Step 5: Solve for x
    x = 181,443,024,503,796.06/15,408,327.29
  6. Step 6: Final answer
    x = 11,775,647.10

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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.