Home / 29,813,904.12-41,142,940.32-16,761,221.20

Finding the Fourth Proportional to 29,813,904.12, 41,142,940.32 and 16,761,221.20

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Solution

The fourth proportional to 29,813,904.12, 41,142,940.32 and 16,761,221.20 is: 23,130,346.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,813,904.12 : 41,142,940.32 = 16,761,221.20 : x
  2. Step 2: Convert to fraction form
    29,813,904.12/41,142,940.32 = 16,761,221.20/x
  3. Step 3: Cross multiply
    29,813,904.12x = 41,142,940.32 × 16,761,221.20
  4. Step 4: Simplify right side
    29,813,904.12x = 689,605,923,521,918.75
  5. Step 5: Solve for x
    x = 689,605,923,521,918.75/29,813,904.12
  6. Step 6: Final answer
    x = 23,130,346.19

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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.