Home / 9,338,208.50-12,892,724.16-5,858,317.28

Finding the Fourth Proportional to 9,338,208.50, 12,892,724.16 and 5,858,317.28

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Solution

The fourth proportional to 9,338,208.50, 12,892,724.16 and 5,858,317.28 is: 8,088,239.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,338,208.50 : 12,892,724.16 = 5,858,317.28 : x
  2. Step 2: Convert to fraction form
    9,338,208.50/12,892,724.16 = 5,858,317.28/x
  3. Step 3: Cross multiply
    9,338,208.50x = 12,892,724.16 × 5,858,317.28
  4. Step 4: Simplify right side
    9,338,208.50x = 75,529,668,732,801.48
  5. Step 5: Solve for x
    x = 75,529,668,732,801.48/9,338,208.50
  6. Step 6: Final answer
    x = 8,088,239.70

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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.