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Finding the Fourth Proportional to 9,793,218.90, 14,689,828.35 and 9,730,233.30

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Solution

The fourth proportional to 9,793,218.90, 14,689,828.35 and 9,730,233.30 is: 14,595,349.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,793,218.90 : 14,689,828.35 = 9,730,233.30 : x
  2. Step 2: Convert to fraction form
    9,793,218.90/14,689,828.35 = 9,730,233.30/x
  3. Step 3: Cross multiply
    9,793,218.90x = 14,689,828.35 × 9,730,233.30
  4. Step 4: Simplify right side
    9,793,218.90x = 142,935,456,982,454.06
  5. Step 5: Solve for x
    x = 142,935,456,982,454.06/9,793,218.90
  6. Step 6: Final answer
    x = 14,595,349.95

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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.