Home / 13,094,022.66-18,070,312.11-7,292,805.90

Finding the Fourth Proportional to 13,094,022.66, 18,070,312.11 and 7,292,805.90

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Solution

The fourth proportional to 13,094,022.66, 18,070,312.11 and 7,292,805.90 is: 10,064,384.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,094,022.66 : 18,070,312.11 = 7,292,805.90 : x
  2. Step 2: Convert to fraction form
    13,094,022.66/18,070,312.11 = 7,292,805.90/x
  3. Step 3: Cross multiply
    13,094,022.66x = 18,070,312.11 × 7,292,805.90
  4. Step 4: Simplify right side
    13,094,022.66x = 131,783,278,770,649.45
  5. Step 5: Solve for x
    x = 131,783,278,770,649.45/13,094,022.66
  6. Step 6: Final answer
    x = 10,064,384.51

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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.