Home / 11,390,863.22-15,719,432.90-6,163,871.42

Finding the Fourth Proportional to 11,390,863.22, 15,719,432.90 and 6,163,871.42

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Solution

The fourth proportional to 11,390,863.22, 15,719,432.90 and 6,163,871.42 is: 8,506,165.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,390,863.22 : 15,719,432.90 = 6,163,871.42 : x
  2. Step 2: Convert to fraction form
    11,390,863.22/15,719,432.90 = 6,163,871.42/x
  3. Step 3: Cross multiply
    11,390,863.22x = 15,719,432.90 × 6,163,871.42
  4. Step 4: Simplify right side
    11,390,863.22x = 96,892,563,199,396.95
  5. Step 5: Solve for x
    x = 96,892,563,199,396.95/11,390,863.22
  6. Step 6: Final answer
    x = 8,506,165.11

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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.