Home / 5,638,839.51-7,781,390.39-3,060,464.93

Finding the Fourth Proportional to 5,638,839.51, 7,781,390.39 and 3,060,464.93

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Solution

The fourth proportional to 5,638,839.51, 7,781,390.39 and 3,060,464.93 is: 4,223,328.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,638,839.51 : 7,781,390.39 = 3,060,464.93 : x
  2. Step 2: Convert to fraction form
    5,638,839.51/7,781,390.39 = 3,060,464.93/x
  3. Step 3: Cross multiply
    5,638,839.51x = 7,781,390.39 × 3,060,464.93
  4. Step 4: Simplify right side
    5,638,839.51x = 23,814,672,341,024.74
  5. Step 5: Solve for x
    x = 23,814,672,341,024.74/5,638,839.51
  6. Step 6: Final answer
    x = 4,223,328.63

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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.