Home / 29,037,104.15-40,079,665.58-18,980,064.06

Finding the Fourth Proportional to 29,037,104.15, 40,079,665.58 and 18,980,064.06

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Solution

The fourth proportional to 29,037,104.15, 40,079,665.58 and 18,980,064.06 is: 26,198,019.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,037,104.15 : 40,079,665.58 = 18,980,064.06 : x
  2. Step 2: Convert to fraction form
    29,037,104.15/40,079,665.58 = 18,980,064.06/x
  3. Step 3: Cross multiply
    29,037,104.15x = 40,079,665.58 × 18,980,064.06
  4. Step 4: Simplify right side
    29,037,104.15x = 760,714,619,966,578
  5. Step 5: Solve for x
    x = 760,714,619,966,578/29,037,104.15
  6. Step 6: Final answer
    x = 26,198,019.48

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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.