Home / 21,550,184.20-32,325,276.30-19,786,587.40

Finding the Fourth Proportional to 21,550,184.20, 32,325,276.30 and 19,786,587.40

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Solution

The fourth proportional to 21,550,184.20, 32,325,276.30 and 19,786,587.40 is: 29,679,881.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,550,184.20 : 32,325,276.30 = 19,786,587.40 : x
  2. Step 2: Convert to fraction form
    21,550,184.20/32,325,276.30 = 19,786,587.40/x
  3. Step 3: Cross multiply
    21,550,184.20x = 32,325,276.30 × 19,786,587.40
  4. Step 4: Simplify right side
    21,550,184.20x = 639,606,904,739,098.62
  5. Step 5: Solve for x
    x = 639,606,904,739,098.62/21,550,184.20
  6. Step 6: Final answer
    x = 29,679,881.10

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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.