Home / 30,701,035.25-42,371,143.78-17,473,428.27

Finding the Fourth Proportional to 30,701,035.25, 42,371,143.78 and 17,473,428.27

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Solution

The fourth proportional to 30,701,035.25, 42,371,143.78 and 17,473,428.27 is: 24,115,445.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,701,035.25 : 42,371,143.78 = 17,473,428.27 : x
  2. Step 2: Convert to fraction form
    30,701,035.25/42,371,143.78 = 17,473,428.27/x
  3. Step 3: Cross multiply
    30,701,035.25x = 42,371,143.78 × 17,473,428.27
  4. Step 4: Simplify right side
    30,701,035.25x = 740,369,141,387,874
  5. Step 5: Solve for x
    x = 740,369,141,387,874/30,701,035.25
  6. Step 6: Final answer
    x = 24,115,445.47

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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.