Home / 13,042,928.50-17,998,898.84-7,241,561.08

Finding the Fourth Proportional to 13,042,928.50, 17,998,898.84 and 7,241,561.08

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Solution

The fourth proportional to 13,042,928.50, 17,998,898.84 and 7,241,561.08 is: 9,993,164.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,042,928.50 : 17,998,898.84 = 7,241,561.08 : x
  2. Step 2: Convert to fraction form
    13,042,928.50/17,998,898.84 = 7,241,561.08/x
  3. Step 3: Cross multiply
    13,042,928.50x = 17,998,898.84 × 7,241,561.08
  4. Step 4: Simplify right side
    13,042,928.50x = 130,340,125,246,053.33
  5. Step 5: Solve for x
    x = 130,340,125,246,053.33/13,042,928.50
  6. Step 6: Final answer
    x = 9,993,164.13

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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.