Home / 28,728,208.20-43,092,312.30-9,559,590.60

Finding the Fourth Proportional to 28,728,208.20, 43,092,312.30 and 9,559,590.60

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Solution

The fourth proportional to 28,728,208.20, 43,092,312.30 and 9,559,590.60 is: 14,339,385.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,728,208.20 : 43,092,312.30 = 9,559,590.60 : x
  2. Step 2: Convert to fraction form
    28,728,208.20/43,092,312.30 = 9,559,590.60/x
  3. Step 3: Cross multiply
    28,728,208.20x = 43,092,312.30 × 9,559,590.60
  4. Step 4: Simplify right side
    28,728,208.20x = 411,944,863,595,344.31
  5. Step 5: Solve for x
    x = 411,944,863,595,344.31/28,728,208.20
  6. Step 6: Final answer
    x = 14,339,385.90

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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.