Home / 9,904,904.20-14,857,356.30-7,665,416.20

Finding the Fourth Proportional to 9,904,904.20, 14,857,356.30 and 7,665,416.20

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Solution

The fourth proportional to 9,904,904.20, 14,857,356.30 and 7,665,416.20 is: 11,498,124.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,904,904.20 : 14,857,356.30 = 7,665,416.20 : x
  2. Step 2: Convert to fraction form
    9,904,904.20/14,857,356.30 = 7,665,416.20/x
  3. Step 3: Cross multiply
    9,904,904.20x = 14,857,356.30 × 7,665,416.20
  4. Step 4: Simplify right side
    9,904,904.20x = 113,887,819,671,192.06
  5. Step 5: Solve for x
    x = 113,887,819,671,192.06/9,904,904.20
  6. Step 6: Final answer
    x = 11,498,124.30

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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.