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Finding the Fourth Proportional to 14,974,573.20, 22,461,859.80 and 4,877,194.20

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Solution

The fourth proportional to 14,974,573.20, 22,461,859.80 and 4,877,194.20 is: 7,315,791.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,974,573.20 : 22,461,859.80 = 4,877,194.20 : x
  2. Step 2: Convert to fraction form
    14,974,573.20/22,461,859.80 = 4,877,194.20/x
  3. Step 3: Cross multiply
    14,974,573.20x = 22,461,859.80 × 4,877,194.20
  4. Step 4: Simplify right side
    14,974,573.20x = 109,550,852,337,773.17
  5. Step 5: Solve for x
    x = 109,550,852,337,773.17/14,974,573.20
  6. Step 6: Final answer
    x = 7,315,791.30

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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.