Home / 7,666,820.20-10,583,612.58-4,951,890.28

Finding the Fourth Proportional to 7,666,820.20, 10,583,612.58 and 4,951,890.28

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Solution

The fourth proportional to 7,666,820.20, 10,583,612.58 and 4,951,890.28 is: 6,835,805.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,666,820.20 : 10,583,612.58 = 4,951,890.28 : x
  2. Step 2: Convert to fraction form
    7,666,820.20/10,583,612.58 = 4,951,890.28/x
  3. Step 3: Cross multiply
    7,666,820.20x = 10,583,612.58 × 4,951,890.28
  4. Step 4: Simplify right side
    7,666,820.20x = 52,408,888,262,187.73
  5. Step 5: Solve for x
    x = 52,408,888,262,187.73/7,666,820.20
  6. Step 6: Final answer
    x = 6,835,805.05

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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.