Home / 5,284,980.11-7,293,148.50-3,109,664.16

Finding the Fourth Proportional to 5,284,980.11, 7,293,148.50 and 3,109,664.16

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Solution

The fourth proportional to 5,284,980.11, 7,293,148.50 and 3,109,664.16 is: 4,291,263.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,284,980.11 : 7,293,148.50 = 3,109,664.16 : x
  2. Step 2: Convert to fraction form
    5,284,980.11/7,293,148.50 = 3,109,664.16/x
  3. Step 3: Cross multiply
    5,284,980.11x = 7,293,148.50 × 3,109,664.16
  4. Step 4: Simplify right side
    5,284,980.11x = 22,679,242,504,007.76
  5. Step 5: Solve for x
    x = 22,679,242,504,007.76/5,284,980.11
  6. Step 6: Final answer
    x = 4,291,263.55

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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.