Home / 10,468,014.16-15,702,001.80-3,280,098.64

Finding the Fourth Proportional to 10,468,014.16, 15,702,001.80 and 3,280,098.64

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Solution

The fourth proportional to 10,468,014.16, 15,702,001.80 and 3,280,098.64 is: 4,920,141.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,468,014.16 : 15,702,001.80 = 3,280,098.64 : x
  2. Step 2: Convert to fraction form
    10,468,014.16/15,702,001.80 = 3,280,098.64/x
  3. Step 3: Cross multiply
    10,468,014.16x = 15,702,001.80 × 3,280,098.64
  4. Step 4: Simplify right side
    10,468,014.16x = 51,504,114,749,457.55
  5. Step 5: Solve for x
    x = 51,504,114,749,457.55/10,468,014.16
  6. Step 6: Final answer
    x = 4,920,141.87

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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.