Home / 26,790,761.80-40,186,142.70-9,749,220.40

Finding the Fourth Proportional to 26,790,761.80, 40,186,142.70 and 9,749,220.40

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Solution

The fourth proportional to 26,790,761.80, 40,186,142.70 and 9,749,220.40 is: 14,623,830.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,790,761.80 : 40,186,142.70 = 9,749,220.40 : x
  2. Step 2: Convert to fraction form
    26,790,761.80/40,186,142.70 = 9,749,220.40/x
  3. Step 3: Cross multiply
    26,790,761.80x = 40,186,142.70 × 9,749,220.40
  4. Step 4: Simplify right side
    26,790,761.80x = 391,783,562,208,151.12
  5. Step 5: Solve for x
    x = 391,783,562,208,151.12/26,790,761.80
  6. Step 6: Final answer
    x = 14,623,830.60

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1.5x scale

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.