Home / 82,936,420.80-124,313,392.80-29,055,998.40

Finding the Fourth Proportional to 82,936,420.80, 124,313,392.80 and 29,055,998.40

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Solution

The fourth proportional to 82,936,420.80, 124,313,392.80 and 29,055,998.40 is: 43,552,033.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,936,420.80 : 124,313,392.80 = 29,055,998.40 : x
  2. Step 2: Convert to fraction form
    82,936,420.80/124,313,392.80 = 29,055,998.40/x
  3. Step 3: Cross multiply
    82,936,420.80x = 124,313,392.80 × 29,055,998.40
  4. Step 4: Simplify right side
    82,936,420.80x = 3,612,049,742,295,371
  5. Step 5: Solve for x
    x = 3,612,049,742,295,371/82,936,420.80
  6. Step 6: Final answer
    x = 43,552,033.08

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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.