Home / 19,898,614.40-29,847,921.60-15,568,937.60

Finding the Fourth Proportional to 19,898,614.40, 29,847,921.60 and 15,568,937.60

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Solution

The fourth proportional to 19,898,614.40, 29,847,921.60 and 15,568,937.60 is: 23,353,406.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,898,614.40 : 29,847,921.60 = 15,568,937.60 : x
  2. Step 2: Convert to fraction form
    19,898,614.40/29,847,921.60 = 15,568,937.60/x
  3. Step 3: Cross multiply
    19,898,614.40x = 29,847,921.60 × 15,568,937.60
  4. Step 4: Simplify right side
    19,898,614.40x = 464,700,428,880,092.19
  5. Step 5: Solve for x
    x = 464,700,428,880,092.19/19,898,614.40
  6. Step 6: Final answer
    x = 23,353,406.40

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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.