Home / 19,192,538.34-28,793,848.49-6,897,742.51

Finding the Fourth Proportional to 19,192,538.34, 28,793,848.49 and 6,897,742.51

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Solution

The fourth proportional to 19,192,538.34, 28,793,848.49 and 6,897,742.51 is: 10,348,425.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,192,538.34 : 28,793,848.49 = 6,897,742.51 : x
  2. Step 2: Convert to fraction form
    19,192,538.34/28,793,848.49 = 6,897,742.51/x
  3. Step 3: Cross multiply
    19,192,538.34x = 28,793,848.49 × 6,897,742.51
  4. Step 4: Simplify right side
    19,192,538.34x = 198,612,552,755,972.28
  5. Step 5: Solve for x
    x = 198,612,552,755,972.28/19,192,538.34
  6. Step 6: Final answer
    x = 10,348,425.48

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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.