Home / 29,542,278.88-40,789,939.80-19,094,476.78

Finding the Fourth Proportional to 29,542,278.88, 40,789,939.80 and 19,094,476.78

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Solution

The fourth proportional to 29,542,278.88, 40,789,939.80 and 19,094,476.78 is: 26,364,335.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,542,278.88 : 40,789,939.80 = 19,094,476.78 : x
  2. Step 2: Convert to fraction form
    29,542,278.88/40,789,939.80 = 19,094,476.78/x
  3. Step 3: Cross multiply
    29,542,278.88x = 40,789,939.80 × 19,094,476.78
  4. Step 4: Simplify right side
    29,542,278.88x = 778,862,558,368,697.88
  5. Step 5: Solve for x
    x = 778,862,558,368,697.88/29,542,278.88
  6. Step 6: Final answer
    x = 26,364,335.72

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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.