Home / 20,136,501.20-30,224,412.60-10,050,510.80

Finding the Fourth Proportional to 20,136,501.20, 30,224,412.60 and 10,050,510.80

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Solution

The fourth proportional to 20,136,501.20, 30,224,412.60 and 10,050,510.80 is: 15,085,579.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,136,501.20 : 30,224,412.60 = 10,050,510.80 : x
  2. Step 2: Convert to fraction form
    20,136,501.20/30,224,412.60 = 10,050,510.80/x
  3. Step 3: Cross multiply
    20,136,501.20x = 30,224,412.60 × 10,050,510.80
  4. Step 4: Simplify right side
    20,136,501.20x = 303,770,785,259,956.12
  5. Step 5: Solve for x
    x = 303,770,785,259,956.12/20,136,501.20
  6. Step 6: Final answer
    x = 15,085,579.28

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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.