Home / 39,893,684.88-55,055,752.29-22,011,817.86

Finding the Fourth Proportional to 39,893,684.88, 55,055,752.29 and 22,011,817.86

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Solution

The fourth proportional to 39,893,684.88, 55,055,752.29 and 22,011,817.86 is: 30,377,669.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,893,684.88 : 55,055,752.29 = 22,011,817.86 : x
  2. Step 2: Convert to fraction form
    39,893,684.88/55,055,752.29 = 22,011,817.86/x
  3. Step 3: Cross multiply
    39,893,684.88x = 55,055,752.29 × 22,011,817.86
  4. Step 4: Simplify right side
    39,893,684.88x = 1,211,877,191,645,732.50
  5. Step 5: Solve for x
    x = 1,211,877,191,645,732.50/39,893,684.88
  6. Step 6: Final answer
    x = 30,377,669.93

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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.