Home / 7,901,913.51-10,906,398.55-4,803,780.09

Finding the Fourth Proportional to 7,901,913.51, 10,906,398.55 and 4,803,780.09

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Solution

The fourth proportional to 7,901,913.51, 10,906,398.55 and 4,803,780.09 is: 6,630,285.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,901,913.51 : 10,906,398.55 = 4,803,780.09 : x
  2. Step 2: Convert to fraction form
    7,901,913.51/10,906,398.55 = 4,803,780.09/x
  3. Step 3: Cross multiply
    7,901,913.51x = 10,906,398.55 × 4,803,780.09
  4. Step 4: Simplify right side
    7,901,913.51x = 52,391,940,268,511.62
  5. Step 5: Solve for x
    x = 52,391,940,268,511.62/7,901,913.51
  6. Step 6: Final answer
    x = 6,630,285.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.