Home / 19,224,004.20-28,836,006.30-10,113,642.60

Finding the Fourth Proportional to 19,224,004.20, 28,836,006.30 and 10,113,642.60

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Solution

The fourth proportional to 19,224,004.20, 28,836,006.30 and 10,113,642.60 is: 15,170,463.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,224,004.20 : 28,836,006.30 = 10,113,642.60 : x
  2. Step 2: Convert to fraction form
    19,224,004.20/28,836,006.30 = 10,113,642.60/x
  3. Step 3: Cross multiply
    19,224,004.20x = 28,836,006.30 × 10,113,642.60
  4. Step 4: Simplify right side
    19,224,004.20x = 291,637,061,729,548.38
  5. Step 5: Solve for x
    x = 291,637,061,729,548.38/19,224,004.20
  6. Step 6: Final answer
    x = 15,170,463.90

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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.