Home / 26,972,111.10-40,458,166.65-8,778,020.70

Finding the Fourth Proportional to 26,972,111.10, 40,458,166.65 and 8,778,020.70

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Solution

The fourth proportional to 26,972,111.10, 40,458,166.65 and 8,778,020.70 is: 13,167,031.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,972,111.10 : 40,458,166.65 = 8,778,020.70 : x
  2. Step 2: Convert to fraction form
    26,972,111.10/40,458,166.65 = 8,778,020.70/x
  3. Step 3: Cross multiply
    26,972,111.10x = 40,458,166.65 × 8,778,020.70
  4. Step 4: Simplify right side
    26,972,111.10x = 355,142,624,337,749.62
  5. Step 5: Solve for x
    x = 355,142,624,337,749.62/26,972,111.10
  6. Step 6: Final answer
    x = 13,167,031.05

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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.