Home / 20,136,470.70-30,224,366.85-10,050,480.30

Finding the Fourth Proportional to 20,136,470.70, 30,224,366.85 and 10,050,480.30

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Solution

The fourth proportional to 20,136,470.70, 30,224,366.85 and 10,050,480.30 is: 15,085,533.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,136,470.70 : 30,224,366.85 = 10,050,480.30 : x
  2. Step 2: Convert to fraction form
    20,136,470.70/30,224,366.85 = 10,050,480.30/x
  3. Step 3: Cross multiply
    20,136,470.70x = 30,224,366.85 × 10,050,480.30
  4. Step 4: Simplify right side
    20,136,470.70x = 303,769,403,605,898.06
  5. Step 5: Solve for x
    x = 303,769,403,605,898.06/20,136,470.70
  6. Step 6: Final answer
    x = 15,085,533.51

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1.5x scale

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.