Home / 15,194,659.32-20,967,799.32-8,317,811.16

Finding the Fourth Proportional to 15,194,659.32, 20,967,799.32 and 8,317,811.16

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Solution

The fourth proportional to 15,194,659.32, 20,967,799.32 and 8,317,811.16 is: 11,478,124.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,194,659.32 : 20,967,799.32 = 8,317,811.16 : x
  2. Step 2: Convert to fraction form
    15,194,659.32/20,967,799.32 = 8,317,811.16/x
  3. Step 3: Cross multiply
    15,194,659.32x = 20,967,799.32 × 8,317,811.16
  4. Step 4: Simplify right side
    15,194,659.32x = 174,406,195,184,536.41
  5. Step 5: Solve for x
    x = 174,406,195,184,536.41/15,194,659.32
  6. Step 6: Final answer
    x = 11,478,124.75

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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.