Home / 8,892,378.23-12,266,748.33-5,408,782.48

Finding the Fourth Proportional to 8,892,378.23, 12,266,748.33 and 5,408,782.48

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Solution

The fourth proportional to 8,892,378.23, 12,266,748.33 and 5,408,782.48 is: 7,461,240.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,892,378.23 : 12,266,748.33 = 5,408,782.48 : x
  2. Step 2: Convert to fraction form
    8,892,378.23/12,266,748.33 = 5,408,782.48/x
  3. Step 3: Cross multiply
    8,892,378.23x = 12,266,748.33 × 5,408,782.48
  4. Step 4: Simplify right side
    8,892,378.23x = 66,348,173,395,138.20
  5. Step 5: Solve for x
    x = 66,348,173,395,138.20/8,892,378.23
  6. Step 6: Final answer
    x = 7,461,240.59

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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.