Home / 6,787,875.84-9,367,305.24-3,997,120.16

Finding the Fourth Proportional to 6,787,875.84, 9,367,305.24 and 3,997,120.16

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Solution

The fourth proportional to 6,787,875.84, 9,367,305.24 and 3,997,120.16 is: 5,516,047.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,787,875.84 : 9,367,305.24 = 3,997,120.16 : x
  2. Step 2: Convert to fraction form
    6,787,875.84/9,367,305.24 = 3,997,120.16/x
  3. Step 3: Cross multiply
    6,787,875.84x = 9,367,305.24 × 3,997,120.16
  4. Step 4: Simplify right side
    6,787,875.84x = 37,442,244,658,085.10
  5. Step 5: Solve for x
    x = 37,442,244,658,085.10/6,787,875.84
  6. Step 6: Final answer
    x = 5,516,047.37

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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.