Home / 87,502,806.31-131,237,181.81-25,249,744.01

Finding the Fourth Proportional to 87,502,806.31, 131,237,181.81 and 25,249,744.01

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Solution

The fourth proportional to 87,502,806.31, 131,237,181.81 and 25,249,744.01 is: 37,869,702.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,502,806.31 : 131,237,181.81 = 25,249,744.01 : x
  2. Step 2: Convert to fraction form
    87,502,806.31/131,237,181.81 = 25,249,744.01/x
  3. Step 3: Cross multiply
    87,502,806.31x = 131,237,181.81 × 25,249,744.01
  4. Step 4: Simplify right side
    87,502,806.31x = 3,313,705,244,640,142.50
  5. Step 5: Solve for x
    x = 3,313,705,244,640,142.50/87,502,806.31
  6. Step 6: Final answer
    x = 37,869,702.52

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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.