Home / 26,115,046.92-36,000,782.10-18,250,140.81

Finding the Fourth Proportional to 26,115,046.92, 36,000,782.10 and 18,250,140.81

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Solution

The fourth proportional to 26,115,046.92, 36,000,782.10 and 18,250,140.81 is: 25,158,650.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,115,046.92 : 36,000,782.10 = 18,250,140.81 : x
  2. Step 2: Convert to fraction form
    26,115,046.92/36,000,782.10 = 18,250,140.81/x
  3. Step 3: Cross multiply
    26,115,046.92x = 36,000,782.10 × 18,250,140.81
  4. Step 4: Simplify right side
    26,115,046.92x = 657,019,342,730,130.38
  5. Step 5: Solve for x
    x = 657,019,342,730,130.38/26,115,046.92
  6. Step 6: Final answer
    x = 25,158,650.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.