Home / 28,996,874.20-43,495,311.30-19,441,725.40

Finding the Fourth Proportional to 28,996,874.20, 43,495,311.30 and 19,441,725.40

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Solution

The fourth proportional to 28,996,874.20, 43,495,311.30 and 19,441,725.40 is: 29,162,588.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,996,874.20 : 43,495,311.30 = 19,441,725.40 : x
  2. Step 2: Convert to fraction form
    28,996,874.20/43,495,311.30 = 19,441,725.40/x
  3. Step 3: Cross multiply
    28,996,874.20x = 43,495,311.30 × 19,441,725.40
  4. Step 4: Simplify right side
    28,996,874.20x = 845,623,898,482,116.88
  5. Step 5: Solve for x
    x = 845,623,898,482,116.88/28,996,874.20
  6. Step 6: Final answer
    x = 29,162,588.10

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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.