Home / 19,983,065.52-27,577,297.80-12,246,612.96

Finding the Fourth Proportional to 19,983,065.52, 27,577,297.80 and 12,246,612.96

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Solution

The fourth proportional to 19,983,065.52, 27,577,297.80 and 12,246,612.96 is: 16,900,734.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,983,065.52 : 27,577,297.80 = 12,246,612.96 : x
  2. Step 2: Convert to fraction form
    19,983,065.52/27,577,297.80 = 12,246,612.96/x
  3. Step 3: Cross multiply
    19,983,065.52x = 27,577,297.80 × 12,246,612.96
  4. Step 4: Simplify right side
    19,983,065.52x = 337,728,492,639,259.50
  5. Step 5: Solve for x
    x = 337,728,492,639,259.50/19,983,065.52
  6. Step 6: Final answer
    x = 16,900,734.89

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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.