Home / 55,249,969.59-82,882,517.76-18,848,586.60

Finding the Fourth Proportional to 55,249,969.59, 82,882,517.76 and 18,848,586.60

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Solution

The fourth proportional to 55,249,969.59, 82,882,517.76 and 18,848,586.60 is: 28,275,460.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,249,969.59 : 82,882,517.76 = 18,848,586.60 : x
  2. Step 2: Convert to fraction form
    55,249,969.59/82,882,517.76 = 18,848,586.60/x
  3. Step 3: Cross multiply
    55,249,969.59x = 82,882,517.76 × 18,848,586.60
  4. Step 4: Simplify right side
    55,249,969.59x = 1,562,218,313,625,398.25
  5. Step 5: Solve for x
    x = 1,562,218,313,625,398.25/55,249,969.59
  6. Step 6: Final answer
    x = 28,275,460.15

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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.