Home / 13,719,416.08-20,587,095.80-6,146,381.88

Finding the Fourth Proportional to 13,719,416.08, 20,587,095.80 and 6,146,381.88

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Solution

The fourth proportional to 13,719,416.08, 20,587,095.80 and 6,146,381.88 is: 9,223,144.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,719,416.08 : 20,587,095.80 = 6,146,381.88 : x
  2. Step 2: Convert to fraction form
    13,719,416.08/20,587,095.80 = 6,146,381.88/x
  3. Step 3: Cross multiply
    13,719,416.08x = 20,587,095.80 × 6,146,381.88
  4. Step 4: Simplify right side
    13,719,416.08x = 126,536,152,586,944.11
  5. Step 5: Solve for x
    x = 126,536,152,586,944.11/13,719,416.08
  6. Step 6: Final answer
    x = 9,223,144.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.