Home / 5,398,715.90-8,091,853.05-2,201,743.10

Finding the Fourth Proportional to 5,398,715.90, 8,091,853.05 and 2,201,743.10

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Solution

The fourth proportional to 5,398,715.90, 8,091,853.05 and 2,201,743.10 is: 3,300,077.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,398,715.90 : 8,091,853.05 = 2,201,743.10 : x
  2. Step 2: Convert to fraction form
    5,398,715.90/8,091,853.05 = 2,201,743.10/x
  3. Step 3: Cross multiply
    5,398,715.90x = 8,091,853.05 × 2,201,743.10
  4. Step 4: Simplify right side
    5,398,715.90x = 17,816,181,619,051.46
  5. Step 5: Solve for x
    x = 17,816,181,619,051.46/5,398,715.90
  6. Step 6: Final answer
    x = 3,300,077.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.