Home / 42,562,052.20-63,851,372.70-16,998,711.40

Finding the Fourth Proportional to 42,562,052.20, 63,851,372.70 and 16,998,711.40

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Solution

The fourth proportional to 42,562,052.20, 63,851,372.70 and 16,998,711.40 is: 25,501,379.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,562,052.20 : 63,851,372.70 = 16,998,711.40 : x
  2. Step 2: Convert to fraction form
    42,562,052.20/63,851,372.70 = 16,998,711.40/x
  3. Step 3: Cross multiply
    42,562,052.20x = 63,851,372.70 × 16,998,711.40
  4. Step 4: Simplify right side
    42,562,052.20x = 1,085,391,057,021,138.75
  5. Step 5: Solve for x
    x = 1,085,391,057,021,138.75/42,562,052.20
  6. Step 6: Final answer
    x = 25,501,379.77

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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.