Home / 14,042,023.40-21,063,035.10-7,239,578.60

Finding the Fourth Proportional to 14,042,023.40, 21,063,035.10 and 7,239,578.60

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Solution

The fourth proportional to 14,042,023.40, 21,063,035.10 and 7,239,578.60 is: 10,859,367.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,042,023.40 : 21,063,035.10 = 7,239,578.60 : x
  2. Step 2: Convert to fraction form
    14,042,023.40/21,063,035.10 = 7,239,578.60/x
  3. Step 3: Cross multiply
    14,042,023.40x = 21,063,035.10 × 7,239,578.60
  4. Step 4: Simplify right side
    14,042,023.40x = 152,487,498,161,008.88
  5. Step 5: Solve for x
    x = 152,487,498,161,008.88/14,042,023.40
  6. Step 6: Final answer
    x = 10,859,367.90

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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.