Home / 30,985,506.57-42,759,934.84-17,046,828.14

Finding the Fourth Proportional to 30,985,506.57, 42,759,934.84 and 17,046,828.14

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Solution

The fourth proportional to 30,985,506.57, 42,759,934.84 and 17,046,828.14 is: 23,524,587.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,985,506.57 : 42,759,934.84 = 17,046,828.14 : x
  2. Step 2: Convert to fraction form
    30,985,506.57/42,759,934.84 = 17,046,828.14/x
  3. Step 3: Cross multiply
    30,985,506.57x = 42,759,934.84 × 17,046,828.14
  4. Step 4: Simplify right side
    30,985,506.57x = 728,921,260,462,937.12
  5. Step 5: Solve for x
    x = 728,921,260,462,937.12/30,985,506.57
  6. Step 6: Final answer
    x = 23,524,587.49

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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.