Home / 86,875,359.70-130,313,039.55-33,015,673.30

Finding the Fourth Proportional to 86,875,359.70, 130,313,039.55 and 33,015,673.30

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Solution

The fourth proportional to 86,875,359.70, 130,313,039.55 and 33,015,673.30 is: 49,523,509.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,875,359.70 : 130,313,039.55 = 33,015,673.30 : x
  2. Step 2: Convert to fraction form
    86,875,359.70/130,313,039.55 = 33,015,673.30/x
  3. Step 3: Cross multiply
    86,875,359.70x = 130,313,039.55 × 33,015,673.30
  4. Step 4: Simplify right side
    86,875,359.70x = 4,302,372,740,512,779
  5. Step 5: Solve for x
    x = 4,302,372,740,512,779/86,875,359.70
  6. Step 6: Final answer
    x = 49,523,509.95

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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.