Home / 16,509,539.72-22,785,266.70-9,983,215.88

Finding the Fourth Proportional to 16,509,539.72, 22,785,266.70 and 9,983,215.88

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Solution

The fourth proportional to 16,509,539.72, 22,785,266.70 and 9,983,215.88 is: 13,778,108.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,509,539.72 : 22,785,266.70 = 9,983,215.88 : x
  2. Step 2: Convert to fraction form
    16,509,539.72/22,785,266.70 = 9,983,215.88/x
  3. Step 3: Cross multiply
    16,509,539.72x = 22,785,266.70 × 9,983,215.88
  4. Step 4: Simplify right side
    16,509,539.72x = 227,470,236,235,548.84
  5. Step 5: Solve for x
    x = 227,470,236,235,548.84/16,509,539.72
  6. Step 6: Final answer
    x = 13,778,108.91

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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.