Home / 16,509,539.50-22,785,266.40-9,983,215.66

Finding the Fourth Proportional to 16,509,539.50, 22,785,266.40 and 9,983,215.66

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Solution

The fourth proportional to 16,509,539.50, 22,785,266.40 and 9,983,215.66 is: 13,778,108.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,509,539.50 : 22,785,266.40 = 9,983,215.66 : x
  2. Step 2: Convert to fraction form
    16,509,539.50/22,785,266.40 = 9,983,215.66/x
  3. Step 3: Cross multiply
    16,509,539.50x = 22,785,266.40 × 9,983,215.66
  4. Step 4: Simplify right side
    16,509,539.50x = 227,470,228,341,751.81
  5. Step 5: Solve for x
    x = 227,470,228,341,751.81/16,509,539.50
  6. Step 6: Final answer
    x = 13,778,108.61

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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.