Home / 7,028,488.40-10,542,732.60-4,191,803.60

Finding the Fourth Proportional to 7,028,488.40, 10,542,732.60 and 4,191,803.60

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Solution

The fourth proportional to 7,028,488.40, 10,542,732.60 and 4,191,803.60 is: 6,287,705.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,028,488.40 : 10,542,732.60 = 4,191,803.60 : x
  2. Step 2: Convert to fraction form
    7,028,488.40/10,542,732.60 = 4,191,803.60/x
  3. Step 3: Cross multiply
    7,028,488.40x = 10,542,732.60 × 4,191,803.60
  4. Step 4: Simplify right side
    7,028,488.40x = 44,193,064,466,517.36
  5. Step 5: Solve for x
    x = 44,193,064,466,517.36/7,028,488.40
  6. Step 6: Final answer
    x = 6,287,705.40

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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.