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Finding the Fourth Proportional to 14,574,002.70, 21,861,004.05 and 4,476,623.70

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Solution

The fourth proportional to 14,574,002.70, 21,861,004.05 and 4,476,623.70 is: 6,714,935.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,574,002.70 : 21,861,004.05 = 4,476,623.70 : x
  2. Step 2: Convert to fraction form
    14,574,002.70/21,861,004.05 = 4,476,623.70/x
  3. Step 3: Cross multiply
    14,574,002.70x = 21,861,004.05 × 4,476,623.70
  4. Step 4: Simplify right side
    14,574,002.70x = 97,863,488,836,026
  5. Step 5: Solve for x
    x = 97,863,488,836,026/14,574,002.70
  6. Step 6: Final answer
    x = 6,714,935.55

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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.