Home / 7,804,318.47-11,710,514.16-5,662,997.91

Finding the Fourth Proportional to 7,804,318.47, 11,710,514.16 and 5,662,997.91

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Solution

The fourth proportional to 7,804,318.47, 11,710,514.16 and 5,662,997.91 is: 8,497,425.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,804,318.47 : 11,710,514.16 = 5,662,997.91 : x
  2. Step 2: Convert to fraction form
    7,804,318.47/11,710,514.16 = 5,662,997.91/x
  3. Step 3: Cross multiply
    7,804,318.47x = 11,710,514.16 × 5,662,997.91
  4. Step 4: Simplify right side
    7,804,318.47x = 66,316,617,213,105.41
  5. Step 5: Solve for x
    x = 66,316,617,213,105.41/7,804,318.47
  6. Step 6: Final answer
    x = 8,497,425.81

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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.