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Finding the Fourth Proportional to 14,672,751.60, 22,009,127.40 and 7,498,298.10

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Solution

The fourth proportional to 14,672,751.60, 22,009,127.40 and 7,498,298.10 is: 11,247,447.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,672,751.60 : 22,009,127.40 = 7,498,298.10 : x
  2. Step 2: Convert to fraction form
    14,672,751.60/22,009,127.40 = 7,498,298.10/x
  3. Step 3: Cross multiply
    14,672,751.60x = 22,009,127.40 × 7,498,298.10
  4. Step 4: Simplify right side
    14,672,751.60x = 165,030,998,166,077.91
  5. Step 5: Solve for x
    x = 165,030,998,166,077.91/14,672,751.60
  6. Step 6: Final answer
    x = 11,247,447.15

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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.