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Finding the Fourth Proportional to 14,972,870.03, 20,662,622.91 and 8,097,352.11

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Solution

The fourth proportional to 14,972,870.03, 20,662,622.91 and 8,097,352.11 is: 11,174,379.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,972,870.03 : 20,662,622.91 = 8,097,352.11 : x
  2. Step 2: Convert to fraction form
    14,972,870.03/20,662,622.91 = 8,097,352.11/x
  3. Step 3: Cross multiply
    14,972,870.03x = 20,662,622.91 × 8,097,352.11
  4. Step 4: Simplify right side
    14,972,870.03x = 167,312,533,218,422.84
  5. Step 5: Solve for x
    x = 167,312,533,218,422.84/14,972,870.03
  6. Step 6: Final answer
    x = 11,174,379.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.