Home / 29,035,405.80-43,553,108.70-20,376,052.20

Finding the Fourth Proportional to 29,035,405.80, 43,553,108.70 and 20,376,052.20

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Solution

The fourth proportional to 29,035,405.80, 43,553,108.70 and 20,376,052.20 is: 30,564,078.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,035,405.80 : 43,553,108.70 = 20,376,052.20 : x
  2. Step 2: Convert to fraction form
    29,035,405.80/43,553,108.70 = 20,376,052.20/x
  3. Step 3: Cross multiply
    29,035,405.80x = 43,553,108.70 × 20,376,052.20
  4. Step 4: Simplify right side
    29,035,405.80x = 887,440,416,343,474.12
  5. Step 5: Solve for x
    x = 887,440,416,343,474.12/29,035,405.80
  6. Step 6: Final answer
    x = 30,564,078.30

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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.