Home / 7,619,622.17-10,515,085.38-4,134,960.93

Finding the Fourth Proportional to 7,619,622.17, 10,515,085.38 and 4,134,960.93

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Solution

The fourth proportional to 7,619,622.17, 10,515,085.38 and 4,134,960.93 is: 5,706,249.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,619,622.17 : 10,515,085.38 = 4,134,960.93 : x
  2. Step 2: Convert to fraction form
    7,619,622.17/10,515,085.38 = 4,134,960.93/x
  3. Step 3: Cross multiply
    7,619,622.17x = 10,515,085.38 × 4,134,960.93
  4. Step 4: Simplify right side
    7,619,622.17x = 43,479,467,221,914.21
  5. Step 5: Solve for x
    x = 43,479,467,221,914.21/7,619,622.17
  6. Step 6: Final answer
    x = 5,706,249.77

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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.