Home / 54,966,956.97-75,883,850.02-42,380,521.82

Finding the Fourth Proportional to 54,966,956.97, 75,883,850.02 and 42,380,521.82

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Solution

The fourth proportional to 54,966,956.97, 75,883,850.02 and 42,380,521.82 is: 58,507,826.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,966,956.97 : 75,883,850.02 = 42,380,521.82 : x
  2. Step 2: Convert to fraction form
    54,966,956.97/75,883,850.02 = 42,380,521.82/x
  3. Step 3: Cross multiply
    54,966,956.97x = 75,883,850.02 × 42,380,521.82
  4. Step 4: Simplify right side
    54,966,956.97x = 3,215,997,161,516,338
  5. Step 5: Solve for x
    x = 3,215,997,161,516,338/54,966,956.97
  6. Step 6: Final answer
    x = 58,507,826.13

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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.