Home / 10,861,353.90-16,302,528.45-5,476,085.10

Finding the Fourth Proportional to 10,861,353.90, 16,302,528.45 and 5,476,085.10

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Solution

The fourth proportional to 10,861,353.90, 16,302,528.45 and 5,476,085.10 is: 8,219,420.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,861,353.90 : 16,302,528.45 = 5,476,085.10 : x
  2. Step 2: Convert to fraction form
    10,861,353.90/16,302,528.45 = 5,476,085.10/x
  3. Step 3: Cross multiply
    10,861,353.90x = 16,302,528.45 × 5,476,085.10
  4. Step 4: Simplify right side
    10,861,353.90x = 89,274,033,137,371.08
  5. Step 5: Solve for x
    x = 89,274,033,137,371.08/10,861,353.90
  6. Step 6: Final answer
    x = 8,219,420.34

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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.