Home / 10,262,020.64-15,398,342.40-7,445,380.64

Finding the Fourth Proportional to 10,262,020.64, 15,398,342.40 and 7,445,380.64

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Solution

The fourth proportional to 10,262,020.64, 15,398,342.40 and 7,445,380.64 is: 11,171,924.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,262,020.64 : 15,398,342.40 = 7,445,380.64 : x
  2. Step 2: Convert to fraction form
    10,262,020.64/15,398,342.40 = 7,445,380.64/x
  3. Step 3: Cross multiply
    10,262,020.64x = 15,398,342.40 × 7,445,380.64
  4. Step 4: Simplify right side
    10,262,020.64x = 114,646,520,393,051.14
  5. Step 5: Solve for x
    x = 114,646,520,393,051.14/10,262,020.64
  6. Step 6: Final answer
    x = 11,171,924.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.