Home / 6,913,287.20-10,369,930.80-4,362,370.40

Finding the Fourth Proportional to 6,913,287.20, 10,369,930.80 and 4,362,370.40

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Solution

The fourth proportional to 6,913,287.20, 10,369,930.80 and 4,362,370.40 is: 6,543,555.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,913,287.20 : 10,369,930.80 = 4,362,370.40 : x
  2. Step 2: Convert to fraction form
    6,913,287.20/10,369,930.80 = 4,362,370.40/x
  3. Step 3: Cross multiply
    6,913,287.20x = 10,369,930.80 × 4,362,370.40
  4. Step 4: Simplify right side
    6,913,287.20x = 45,237,479,171,968.33
  5. Step 5: Solve for x
    x = 45,237,479,171,968.33/6,913,287.20
  6. Step 6: Final answer
    x = 6,543,555.60

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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.