Home / 55,546,812.40-83,320,218.60-19,645,020.40

Finding the Fourth Proportional to 55,546,812.40, 83,320,218.60 and 19,645,020.40

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Solution

The fourth proportional to 55,546,812.40, 83,320,218.60 and 19,645,020.40 is: 29,467,530.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,546,812.40 : 83,320,218.60 = 19,645,020.40 : x
  2. Step 2: Convert to fraction form
    55,546,812.40/83,320,218.60 = 19,645,020.40/x
  3. Step 3: Cross multiply
    55,546,812.40x = 83,320,218.60 × 19,645,020.40
  4. Step 4: Simplify right side
    55,546,812.40x = 1,636,827,394,129,459.25
  5. Step 5: Solve for x
    x = 1,636,827,394,129,459.25/55,546,812.40
  6. Step 6: Final answer
    x = 29,467,530.60

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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.