Home / 42,617,985.78-58,828,813.66-27,934,597.74

Finding the Fourth Proportional to 42,617,985.78, 58,828,813.66 and 27,934,597.74

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Solution

The fourth proportional to 42,617,985.78, 58,828,813.66 and 27,934,597.74 is: 38,560,227.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,617,985.78 : 58,828,813.66 = 27,934,597.74 : x
  2. Step 2: Convert to fraction form
    42,617,985.78/58,828,813.66 = 27,934,597.74/x
  3. Step 3: Cross multiply
    42,617,985.78x = 58,828,813.66 × 27,934,597.74
  4. Step 4: Simplify right side
    42,617,985.78x = 1,643,359,245,113,517
  5. Step 5: Solve for x
    x = 1,643,359,245,113,517/42,617,985.78
  6. Step 6: Final answer
    x = 38,560,227.92

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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.