Home / 10,000,341.64-13,800,475.38-5,416,648.84

Finding the Fourth Proportional to 10,000,341.64, 13,800,475.38 and 5,416,648.84

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Solution

The fourth proportional to 10,000,341.64, 13,800,475.38 and 5,416,648.84 is: 7,474,977.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,000,341.64 : 13,800,475.38 = 5,416,648.84 : x
  2. Step 2: Convert to fraction form
    10,000,341.64/13,800,475.38 = 5,416,648.84/x
  3. Step 3: Cross multiply
    10,000,341.64x = 13,800,475.38 × 5,416,648.84
  4. Step 4: Simplify right side
    10,000,341.64x = 74,752,328,958,525.56
  5. Step 5: Solve for x
    x = 74,752,328,958,525.56/10,000,341.64
  6. Step 6: Final answer
    x = 7,474,977.52

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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.