Home / 10,693,628.40-16,040,442.60-6,442,100.40

Finding the Fourth Proportional to 10,693,628.40, 16,040,442.60 and 6,442,100.40

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Solution

The fourth proportional to 10,693,628.40, 16,040,442.60 and 6,442,100.40 is: 9,663,150.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,693,628.40 : 16,040,442.60 = 6,442,100.40 : x
  2. Step 2: Convert to fraction form
    10,693,628.40/16,040,442.60 = 6,442,100.40/x
  3. Step 3: Cross multiply
    10,693,628.40x = 16,040,442.60 × 6,442,100.40
  4. Step 4: Simplify right side
    10,693,628.40x = 103,334,141,689,637.05
  5. Step 5: Solve for x
    x = 103,334,141,689,637.05/10,693,628.40
  6. Step 6: Final answer
    x = 9,663,150.60

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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.