Home / 31,640,237.37-47,411,265.51-21,943,764.24

Finding the Fourth Proportional to 31,640,237.37, 47,411,265.51 and 21,943,764.24

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Solution

The fourth proportional to 31,640,237.37, 47,411,265.51 and 21,943,764.24 is: 32,881,600.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,640,237.37 : 47,411,265.51 = 21,943,764.24 : x
  2. Step 2: Convert to fraction form
    31,640,237.37/47,411,265.51 = 21,943,764.24/x
  3. Step 3: Cross multiply
    31,640,237.37x = 47,411,265.51 × 21,943,764.24
  4. Step 4: Simplify right side
    31,640,237.37x = 1,040,381,632,671,483.25
  5. Step 5: Solve for x
    x = 1,040,381,632,671,483.25/31,640,237.37
  6. Step 6: Final answer
    x = 32,881,600.11

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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.