Home / 35,786,920.45-53,761,188.08-21,223,392.24

Finding the Fourth Proportional to 35,786,920.45, 53,761,188.08 and 21,223,392.24

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Solution

The fourth proportional to 35,786,920.45, 53,761,188.08 and 21,223,392.24 is: 31,883,011.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,786,920.45 : 53,761,188.08 = 21,223,392.24 : x
  2. Step 2: Convert to fraction form
    35,786,920.45/53,761,188.08 = 21,223,392.24/x
  3. Step 3: Cross multiply
    35,786,920.45x = 53,761,188.08 × 21,223,392.24
  4. Step 4: Simplify right side
    35,786,920.45x = 1,140,994,781,910,252.25
  5. Step 5: Solve for x
    x = 1,140,994,781,910,252.25/35,786,920.45
  6. Step 6: Final answer
    x = 31,883,011.10

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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.