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Finding the Fourth Proportional to 9,883,379.70, 14,833,363.95 and 4,839,002.10

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Solution

The fourth proportional to 9,883,379.70, 14,833,363.95 and 4,839,002.10 is: 7,262,564.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,883,379.70 : 14,833,363.95 = 4,839,002.10 : x
  2. Step 2: Convert to fraction form
    9,883,379.70/14,833,363.95 = 4,839,002.10/x
  3. Step 3: Cross multiply
    9,883,379.70x = 14,833,363.95 × 4,839,002.10
  4. Step 4: Simplify right side
    9,883,379.70x = 71,778,679,304,114.28
  5. Step 5: Solve for x
    x = 71,778,679,304,114.28/9,883,379.70
  6. Step 6: Final answer
    x = 7,262,564.17

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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.