Home / 26,207,825.32-36,166,920.05-15,201,091.72

Finding the Fourth Proportional to 26,207,825.32, 36,166,920.05 and 15,201,091.72

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Solution

The fourth proportional to 26,207,825.32, 36,166,920.05 and 15,201,091.72 is: 20,977,576.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,207,825.32 : 36,166,920.05 = 15,201,091.72 : x
  2. Step 2: Convert to fraction form
    26,207,825.32/36,166,920.05 = 15,201,091.72/x
  3. Step 3: Cross multiply
    26,207,825.32x = 36,166,920.05 × 15,201,091.72
  4. Step 4: Simplify right side
    26,207,825.32x = 549,776,668,909,956.94
  5. Step 5: Solve for x
    x = 549,776,668,909,956.94/26,207,825.32
  6. Step 6: Final answer
    x = 20,977,576.82

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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.