Home / 16,412,122.11-22,649,181.08-9,070,431.15

Finding the Fourth Proportional to 16,412,122.11, 22,649,181.08 and 9,070,431.15

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Solution

The fourth proportional to 16,412,122.11, 22,649,181.08 and 9,070,431.15 is: 12,517,445.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,412,122.11 : 22,649,181.08 = 9,070,431.15 : x
  2. Step 2: Convert to fraction form
    16,412,122.11/22,649,181.08 = 9,070,431.15/x
  3. Step 3: Cross multiply
    16,412,122.11x = 22,649,181.08 × 9,070,431.15
  4. Step 4: Simplify right side
    16,412,122.11x = 205,437,837,544,670.50
  5. Step 5: Solve for x
    x = 205,437,837,544,670.50/16,412,122.11
  6. Step 6: Final answer
    x = 12,517,445.10

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1.5x scale

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.