Home / 5,431,066.40-8,146,599.60-5,347,085.60

Finding the Fourth Proportional to 5,431,066.40, 8,146,599.60 and 5,347,085.60

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Solution

The fourth proportional to 5,431,066.40, 8,146,599.60 and 5,347,085.60 is: 8,020,628.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,431,066.40 : 8,146,599.60 = 5,347,085.60 : x
  2. Step 2: Convert to fraction form
    5,431,066.40/8,146,599.60 = 5,347,085.60/x
  3. Step 3: Cross multiply
    5,431,066.40x = 8,146,599.60 × 5,347,085.60
  4. Step 4: Simplify right side
    5,431,066.40x = 43,560,565,410,125.76
  5. Step 5: Solve for x
    x = 43,560,565,410,125.76/5,431,066.40
  6. Step 6: Final answer
    x = 8,020,628.40

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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.