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Finding the Fourth Proportional to 59,668,947.49, 82,338,696.15 and 33,558,420.79

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Solution

The fourth proportional to 59,668,947.49, 82,338,696.15 and 33,558,420.79 is: 46,308,117.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,668,947.49 : 82,338,696.15 = 33,558,420.79 : x
  2. Step 2: Convert to fraction form
    59,668,947.49/82,338,696.15 = 33,558,420.79/x
  3. Step 3: Cross multiply
    59,668,947.49x = 82,338,696.15 × 33,558,420.79
  4. Step 4: Simplify right side
    59,668,947.49x = 2,763,156,612,701,653
  5. Step 5: Solve for x
    x = 2,763,156,612,701,653/59,668,947.49
  6. Step 6: Final answer
    x = 46,308,117.19

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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.