Home / 15,783,028.70-23,674,543.05-15,570,452.30

Finding the Fourth Proportional to 15,783,028.70, 23,674,543.05 and 15,570,452.30

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Solution

The fourth proportional to 15,783,028.70, 23,674,543.05 and 15,570,452.30 is: 23,355,678.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,783,028.70 : 23,674,543.05 = 15,570,452.30 : x
  2. Step 2: Convert to fraction form
    15,783,028.70/23,674,543.05 = 15,570,452.30/x
  3. Step 3: Cross multiply
    15,783,028.70x = 23,674,543.05 × 15,570,452.30
  4. Step 4: Simplify right side
    15,783,028.70x = 368,623,343,284,321.56
  5. Step 5: Solve for x
    x = 368,623,343,284,321.56/15,783,028.70
  6. Step 6: Final answer
    x = 23,355,678.45

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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.