Home / 26,191,113.90-36,144,553.08-15,029,650.86

Finding the Fourth Proportional to 26,191,113.90, 36,144,553.08 and 15,029,650.86

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Solution

The fourth proportional to 26,191,113.90, 36,144,553.08 and 15,029,650.86 is: 20,741,386.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,191,113.90 : 36,144,553.08 = 15,029,650.86 : x
  2. Step 2: Convert to fraction form
    26,191,113.90/36,144,553.08 = 15,029,650.86/x
  3. Step 3: Cross multiply
    26,191,113.90x = 36,144,553.08 × 15,029,650.86
  4. Step 4: Simplify right side
    26,191,113.90x = 543,240,013,283,137.62
  5. Step 5: Solve for x
    x = 543,240,013,283,137.62/26,191,113.90
  6. Step 6: Final answer
    x = 20,741,386.39

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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.