Home / 6,983,159.12-9,635,314.56-4,081,988.96

Finding the Fourth Proportional to 6,983,159.12, 9,635,314.56 and 4,081,988.96

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Solution

The fourth proportional to 6,983,159.12, 9,635,314.56 and 4,081,988.96 is: 5,632,300.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,983,159.12 : 9,635,314.56 = 4,081,988.96 : x
  2. Step 2: Convert to fraction form
    6,983,159.12/9,635,314.56 = 4,081,988.96/x
  3. Step 3: Cross multiply
    6,983,159.12x = 9,635,314.56 × 4,081,988.96
  4. Step 4: Simplify right side
    6,983,159.12x = 39,331,247,660,047.26
  5. Step 5: Solve for x
    x = 39,331,247,660,047.26/6,983,159.12
  6. Step 6: Final answer
    x = 5,632,300.08

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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.