Home / 52,177,166.69-71,988,342.81-30,142,626.35

Finding the Fourth Proportional to 52,177,166.69, 71,988,342.81 and 30,142,626.35

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Solution

The fourth proportional to 52,177,166.69, 71,988,342.81 and 30,142,626.35 is: 41,587,496.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,177,166.69 : 71,988,342.81 = 30,142,626.35 : x
  2. Step 2: Convert to fraction form
    52,177,166.69/71,988,342.81 = 30,142,626.35/x
  3. Step 3: Cross multiply
    52,177,166.69x = 71,988,342.81 × 30,142,626.35
  4. Step 4: Simplify right side
    52,177,166.69x = 2,169,917,718,877,539.25
  5. Step 5: Solve for x
    x = 2,169,917,718,877,539.25/52,177,166.69
  6. Step 6: Final answer
    x = 41,587,496.15

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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.