Home / 7,326,042.60-10,989,063.90-4,775,125.80

Finding the Fourth Proportional to 7,326,042.60, 10,989,063.90 and 4,775,125.80

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Solution

The fourth proportional to 7,326,042.60, 10,989,063.90 and 4,775,125.80 is: 7,162,688.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,326,042.60 : 10,989,063.90 = 4,775,125.80 : x
  2. Step 2: Convert to fraction form
    7,326,042.60/10,989,063.90 = 4,775,125.80/x
  3. Step 3: Cross multiply
    7,326,042.60x = 10,989,063.90 × 4,775,125.80
  4. Step 4: Simplify right side
    7,326,042.60x = 52,474,162,546,738.62
  5. Step 5: Solve for x
    x = 52,474,162,546,738.62/7,326,042.60
  6. Step 6: Final answer
    x = 7,162,688.70

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1.5x scale

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.