Home / 7,705,454.74-10,633,605.69-4,649,078.50

Finding the Fourth Proportional to 7,705,454.74, 10,633,605.69 and 4,649,078.50

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Solution

The fourth proportional to 7,705,454.74, 10,633,605.69 and 4,649,078.50 is: 6,415,775.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,705,454.74 : 10,633,605.69 = 4,649,078.50 : x
  2. Step 2: Convert to fraction form
    7,705,454.74/10,633,605.69 = 4,649,078.50/x
  3. Step 3: Cross multiply
    7,705,454.74x = 10,633,605.69 × 4,649,078.50
  4. Step 4: Simplify right side
    7,705,454.74x = 49,436,467,590,856.66
  5. Step 5: Solve for x
    x = 49,436,467,590,856.66/7,705,454.74
  6. Step 6: Final answer
    x = 6,415,775.48

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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.