Home / 11,817,416.10-16,308,158.34-6,660,777.60

Finding the Fourth Proportional to 11,817,416.10, 16,308,158.34 and 6,660,777.60

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Solution

The fourth proportional to 11,817,416.10, 16,308,158.34 and 6,660,777.60 is: 9,191,943.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,817,416.10 : 16,308,158.34 = 6,660,777.60 : x
  2. Step 2: Convert to fraction form
    11,817,416.10/16,308,158.34 = 6,660,777.60/x
  3. Step 3: Cross multiply
    11,817,416.10x = 16,308,158.34 × 6,660,777.60
  4. Step 4: Simplify right side
    11,817,416.10x = 108,625,015,768,325.17
  5. Step 5: Solve for x
    x = 108,625,015,768,325.17/11,817,416.10
  6. Step 6: Final answer
    x = 9,191,943.05

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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.