Home / 28,988,702.91-43,481,919.50-9,819,459.96

Finding the Fourth Proportional to 28,988,702.91, 43,481,919.50 and 9,819,459.96

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Solution

The fourth proportional to 28,988,702.91, 43,481,919.50 and 9,819,459.96 is: 14,728,805.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,988,702.91 : 43,481,919.50 = 9,819,459.96 : x
  2. Step 2: Convert to fraction form
    28,988,702.91/43,481,919.50 = 9,819,459.96/x
  3. Step 3: Cross multiply
    28,988,702.91x = 43,481,919.50 × 9,819,459.96
  4. Step 4: Simplify right side
    28,988,702.91x = 426,968,967,465,095.94
  5. Step 5: Solve for x
    x = 426,968,967,465,095.94/28,988,702.91
  6. Step 6: Final answer
    x = 14,728,805.52

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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.