Home / 20,616,377.06-30,910,916.55-9,835,341.86

Finding the Fourth Proportional to 20,616,377.06, 30,910,916.55 and 9,835,341.86

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Solution

The fourth proportional to 20,616,377.06, 30,910,916.55 and 9,835,341.86 is: 14,746,501.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,616,377.06 : 30,910,916.55 = 9,835,341.86 : x
  2. Step 2: Convert to fraction form
    20,616,377.06/30,910,916.55 = 9,835,341.86/x
  3. Step 3: Cross multiply
    20,616,377.06x = 30,910,916.55 × 9,835,341.86
  4. Step 4: Simplify right side
    20,616,377.06x = 304,019,431,475,181.75
  5. Step 5: Solve for x
    x = 304,019,431,475,181.75/20,616,377.06
  6. Step 6: Final answer
    x = 14,746,501.32

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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.