Home / 6,416,377.11-9,621,363.19-2,097,864.81

Finding the Fourth Proportional to 6,416,377.11, 9,621,363.19 and 2,097,864.81

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Solution

The fourth proportional to 6,416,377.11, 9,621,363.19 and 2,097,864.81 is: 3,145,750.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,416,377.11 : 9,621,363.19 = 2,097,864.81 : x
  2. Step 2: Convert to fraction form
    6,416,377.11/9,621,363.19 = 2,097,864.81/x
  3. Step 3: Cross multiply
    6,416,377.11x = 9,621,363.19 × 2,097,864.81
  4. Step 4: Simplify right side
    6,416,377.11x = 20,184,319,260,530.34
  5. Step 5: Solve for x
    x = 20,184,319,260,530.34/6,416,377.11
  6. Step 6: Final answer
    x = 3,145,750.15

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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.