Home / 8,771,134.17-13,158,943.74-3,378,337.23

Finding the Fourth Proportional to 8,771,134.17, 13,158,943.74 and 3,378,337.23

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Solution

The fourth proportional to 8,771,134.17, 13,158,943.74 and 3,378,337.23 is: 5,068,369.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,771,134.17 : 13,158,943.74 = 3,378,337.23 : x
  2. Step 2: Convert to fraction form
    8,771,134.17/13,158,943.74 = 3,378,337.23/x
  3. Step 3: Cross multiply
    8,771,134.17x = 13,158,943.74 × 3,378,337.23
  4. Step 4: Simplify right side
    8,771,134.17x = 44,455,349,544,317.44
  5. Step 5: Solve for x
    x = 44,455,349,544,317.44/8,771,134.17
  6. Step 6: Final answer
    x = 5,068,369.57

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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.