Home / 30,884,046.81-42,619,854.69-17,133,010.94

Finding the Fourth Proportional to 30,884,046.81, 42,619,854.69 and 17,133,010.94

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Solution

The fourth proportional to 30,884,046.81, 42,619,854.69 and 17,133,010.94 is: 23,643,483.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,884,046.81 : 42,619,854.69 = 17,133,010.94 : x
  2. Step 2: Convert to fraction form
    30,884,046.81/42,619,854.69 = 17,133,010.94/x
  3. Step 3: Cross multiply
    30,884,046.81x = 42,619,854.69 × 17,133,010.94
  4. Step 4: Simplify right side
    30,884,046.81x = 730,206,436,451,880.88
  5. Step 5: Solve for x
    x = 730,206,436,451,880.88/30,884,046.81
  6. Step 6: Final answer
    x = 23,643,483.02

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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.