Home / 7,152,026.20-10,728,039.30-6,368,205.40

Finding the Fourth Proportional to 7,152,026.20, 10,728,039.30 and 6,368,205.40

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Solution

The fourth proportional to 7,152,026.20, 10,728,039.30 and 6,368,205.40 is: 9,552,308.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,152,026.20 : 10,728,039.30 = 6,368,205.40 : x
  2. Step 2: Convert to fraction form
    7,152,026.20/10,728,039.30 = 6,368,205.40/x
  3. Step 3: Cross multiply
    7,152,026.20x = 10,728,039.30 × 6,368,205.40
  4. Step 4: Simplify right side
    7,152,026.20x = 68,318,357,801,672.23
  5. Step 5: Solve for x
    x = 68,318,357,801,672.23/7,152,026.20
  6. Step 6: Final answer
    x = 9,552,308.10

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.