Home / 30,925,143.25-42,675,528.52-17,174,993.11

Finding the Fourth Proportional to 30,925,143.25, 42,675,528.52 and 17,174,993.11

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Solution

The fourth proportional to 30,925,143.25, 42,675,528.52 and 17,174,993.11 is: 23,700,841.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,925,143.25 : 42,675,528.52 = 17,174,993.11 : x
  2. Step 2: Convert to fraction form
    30,925,143.25/42,675,528.52 = 17,174,993.11/x
  3. Step 3: Cross multiply
    30,925,143.25x = 42,675,528.52 × 17,174,993.11
  4. Step 4: Simplify right side
    30,925,143.25x = 732,951,908,296,608.50
  5. Step 5: Solve for x
    x = 732,951,908,296,608.50/30,925,143.25
  6. Step 6: Final answer
    x = 23,700,841.17

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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.