Home / 26,790,772.80-40,186,159.20-9,749,231.40

Finding the Fourth Proportional to 26,790,772.80, 40,186,159.20 and 9,749,231.40

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Solution

The fourth proportional to 26,790,772.80, 40,186,159.20 and 9,749,231.40 is: 14,623,847.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,790,772.80 : 40,186,159.20 = 9,749,231.40 : x
  2. Step 2: Convert to fraction form
    26,790,772.80/40,186,159.20 = 9,749,231.40/x
  3. Step 3: Cross multiply
    26,790,772.80x = 40,186,159.20 × 9,749,231.40
  4. Step 4: Simplify right side
    26,790,772.80x = 391,784,165,118,038.94
  5. Step 5: Solve for x
    x = 391,784,165,118,038.94/26,790,772.80
  6. Step 6: Final answer
    x = 14,623,847.10

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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.