Home / 11,208,021.49-16,817,346.60-6,668,039.13

Finding the Fourth Proportional to 11,208,021.49, 16,817,346.60 and 6,668,039.13

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Solution

The fourth proportional to 11,208,021.49, 16,817,346.60 and 6,668,039.13 is: 10,005,220.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,208,021.49 : 16,817,346.60 = 6,668,039.13 : x
  2. Step 2: Convert to fraction form
    11,208,021.49/16,817,346.60 = 6,668,039.13/x
  3. Step 3: Cross multiply
    11,208,021.49x = 16,817,346.60 × 6,668,039.13
  4. Step 4: Simplify right side
    11,208,021.49x = 112,138,725,191,572.47
  5. Step 5: Solve for x
    x = 112,138,725,191,572.47/11,208,021.49
  6. Step 6: Final answer
    x = 10,005,220.39

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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.