Home / 10,695,359.70-16,043,039.55-6,664,281.30

Finding the Fourth Proportional to 10,695,359.70, 16,043,039.55 and 6,664,281.30

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Solution

The fourth proportional to 10,695,359.70, 16,043,039.55 and 6,664,281.30 is: 9,996,421.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,695,359.70 : 16,043,039.55 = 6,664,281.30 : x
  2. Step 2: Convert to fraction form
    10,695,359.70/16,043,039.55 = 6,664,281.30/x
  3. Step 3: Cross multiply
    10,695,359.70x = 16,043,039.55 × 6,664,281.30
  4. Step 4: Simplify right side
    10,695,359.70x = 106,915,328,468,225.42
  5. Step 5: Solve for x
    x = 106,915,328,468,225.42/10,695,359.70
  6. Step 6: Final answer
    x = 9,996,421.95

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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.