Home / 26,811,128.10-36,998,267.32-15,208,442.46

Finding the Fourth Proportional to 26,811,128.10, 36,998,267.32 and 15,208,442.46

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Solution

The fourth proportional to 26,811,128.10, 36,998,267.32 and 15,208,442.46 is: 20,987,032.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,811,128.10 : 36,998,267.32 = 15,208,442.46 : x
  2. Step 2: Convert to fraction form
    26,811,128.10/36,998,267.32 = 15,208,442.46/x
  3. Step 3: Cross multiply
    26,811,128.10x = 36,998,267.32 × 15,208,442.46
  4. Step 4: Simplify right side
    26,811,128.10x = 562,686,019,655,918.44
  5. Step 5: Solve for x
    x = 562,686,019,655,918.44/26,811,128.10
  6. Step 6: Final answer
    x = 20,987,032.61

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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.