Home / 30,348,663.89-45,537,942.92-14,172,264.15

Finding the Fourth Proportional to 30,348,663.89, 45,537,942.92 and 14,172,264.15

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Solution

The fourth proportional to 30,348,663.89, 45,537,942.92 and 14,172,264.15 is: 21,265,376.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,348,663.89 : 45,537,942.92 = 14,172,264.15 : x
  2. Step 2: Convert to fraction form
    30,348,663.89/45,537,942.92 = 14,172,264.15/x
  3. Step 3: Cross multiply
    30,348,663.89x = 45,537,942.92 × 14,172,264.15
  4. Step 4: Simplify right side
    30,348,663.89x = 645,375,755,839,001
  5. Step 5: Solve for x
    x = 645,375,755,839,001/30,348,663.89
  6. Step 6: Final answer
    x = 21,265,376.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.