Home / 7,164,869.66-9,887,520.75-3,901,683.41

Finding the Fourth Proportional to 7,164,869.66, 9,887,520.75 and 3,901,683.41

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Solution

The fourth proportional to 7,164,869.66, 9,887,520.75 and 3,901,683.41 is: 5,384,323.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,164,869.66 : 9,887,520.75 = 3,901,683.41 : x
  2. Step 2: Convert to fraction form
    7,164,869.66/9,887,520.75 = 3,901,683.41/x
  3. Step 3: Cross multiply
    7,164,869.66x = 9,887,520.75 × 3,901,683.41
  4. Step 4: Simplify right side
    7,164,869.66x = 38,577,975,676,305.76
  5. Step 5: Solve for x
    x = 38,577,975,676,305.76/7,164,869.66
  6. Step 6: Final answer
    x = 5,384,323.44

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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.