Home / 10,676,579.70-16,014,869.55-6,645,501.30

Finding the Fourth Proportional to 10,676,579.70, 16,014,869.55 and 6,645,501.30

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Solution

The fourth proportional to 10,676,579.70, 16,014,869.55 and 6,645,501.30 is: 9,968,251.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,676,579.70 : 16,014,869.55 = 6,645,501.30 : x
  2. Step 2: Convert to fraction form
    10,676,579.70/16,014,869.55 = 6,645,501.30/x
  3. Step 3: Cross multiply
    10,676,579.70x = 16,014,869.55 × 6,645,501.30
  4. Step 4: Simplify right side
    10,676,579.70x = 106,426,836,413,855.42
  5. Step 5: Solve for x
    x = 106,426,836,413,855.42/10,676,579.70
  6. Step 6: Final answer
    x = 9,968,251.95

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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.