Home / 5,620,215.76-7,756,039.47-3,445,957.77

Finding the Fourth Proportional to 5,620,215.76, 7,756,039.47 and 3,445,957.77

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Solution

The fourth proportional to 5,620,215.76, 7,756,039.47 and 3,445,957.77 is: 4,755,508.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,620,215.76 : 7,756,039.47 = 3,445,957.77 : x
  2. Step 2: Convert to fraction form
    5,620,215.76/7,756,039.47 = 3,445,957.77/x
  3. Step 3: Cross multiply
    5,620,215.76x = 7,756,039.47 × 3,445,957.77
  4. Step 4: Simplify right side
    5,620,215.76x = 26,726,984,476,073.18
  5. Step 5: Solve for x
    x = 26,726,984,476,073.18/5,620,215.76
  6. Step 6: Final answer
    x = 4,755,508.62

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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.