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Finding the Fourth Proportional to 22,966,045.70, 34,449,068.55 and 11,486,920.10

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Solution

The fourth proportional to 22,966,045.70, 34,449,068.55 and 11,486,920.10 is: 17,230,380.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,966,045.70 : 34,449,068.55 = 11,486,920.10 : x
  2. Step 2: Convert to fraction form
    22,966,045.70/34,449,068.55 = 11,486,920.10/x
  3. Step 3: Cross multiply
    22,966,045.70x = 34,449,068.55 × 11,486,920.10
  4. Step 4: Simplify right side
    22,966,045.70x = 395,713,697,953,272.81
  5. Step 5: Solve for x
    x = 395,713,697,953,272.81/22,966,045.70
  6. Step 6: Final answer
    x = 17,230,380.15

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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.