Home / 5,352,613.22-7,386,513.55-2,905,171.74

Finding the Fourth Proportional to 5,352,613.22, 7,386,513.55 and 2,905,171.74

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Solution

The fourth proportional to 5,352,613.22, 7,386,513.55 and 2,905,171.74 is: 4,009,086.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,352,613.22 : 7,386,513.55 = 2,905,171.74 : x
  2. Step 2: Convert to fraction form
    5,352,613.22/7,386,513.55 = 2,905,171.74/x
  3. Step 3: Cross multiply
    5,352,613.22x = 7,386,513.55 × 2,905,171.74
  4. Step 4: Simplify right side
    5,352,613.22x = 21,459,090,385,654.51
  5. Step 5: Solve for x
    x = 21,459,090,385,654.51/5,352,613.22
  6. Step 6: Final answer
    x = 4,009,086.69

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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.