Home / 28,849,385.16-43,205,381.64-16,693,229.88

Finding the Fourth Proportional to 28,849,385.16, 43,205,381.64 and 16,693,229.88

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Solution

The fourth proportional to 28,849,385.16, 43,205,381.64 and 16,693,229.88 is: 25,000,094.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,849,385.16 : 43,205,381.64 = 16,693,229.88 : x
  2. Step 2: Convert to fraction form
    28,849,385.16/43,205,381.64 = 16,693,229.88/x
  3. Step 3: Cross multiply
    28,849,385.16x = 43,205,381.64 × 16,693,229.88
  4. Step 4: Simplify right side
    28,849,385.16x = 721,237,367,769,651.50
  5. Step 5: Solve for x
    x = 721,237,367,769,651.50/28,849,385.16
  6. Step 6: Final answer
    x = 25,000,094.93

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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.