Home / 6,650,655.54-9,178,006.77-3,896,683.89

Finding the Fourth Proportional to 6,650,655.54, 9,178,006.77 and 3,896,683.89

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Solution

The fourth proportional to 6,650,655.54, 9,178,006.77 and 3,896,683.89 is: 5,377,483.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,650,655.54 : 9,178,006.77 = 3,896,683.89 : x
  2. Step 2: Convert to fraction form
    6,650,655.54/9,178,006.77 = 3,896,683.89/x
  3. Step 3: Cross multiply
    6,650,655.54x = 9,178,006.77 × 3,896,683.89
  4. Step 4: Simplify right side
    6,650,655.54x = 35,763,791,122,969.94
  5. Step 5: Solve for x
    x = 35,763,791,122,969.94/6,650,655.54
  6. Step 6: Final answer
    x = 5,377,483.60

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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.