Home / 19,961,719.40-29,886,591.90-19,401,847.40

Finding the Fourth Proportional to 19,961,719.40, 29,886,591.90 and 19,401,847.40

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Solution

The fourth proportional to 19,961,719.40, 29,886,591.90 and 19,401,847.40 is: 29,048,354.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,961,719.40 : 29,886,591.90 = 19,401,847.40 : x
  2. Step 2: Convert to fraction form
    19,961,719.40/29,886,591.90 = 19,401,847.40/x
  3. Step 3: Cross multiply
    19,961,719.40x = 29,886,591.90 × 19,401,847.40
  4. Step 4: Simplify right side
    19,961,719.40x = 579,855,095,349,876
  5. Step 5: Solve for x
    x = 579,855,095,349,876/19,961,719.40
  6. Step 6: Final answer
    x = 29,048,354.19

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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.