Home / 10,861,985.40-16,302,309.30-4,806,036.60

Finding the Fourth Proportional to 10,861,985.40, 16,302,309.30 and 4,806,036.60

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Solution

The fourth proportional to 10,861,985.40, 16,302,309.30 and 4,806,036.60 is: 7,213,183.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,861,985.40 : 16,302,309.30 = 4,806,036.60 : x
  2. Step 2: Convert to fraction form
    10,861,985.40/16,302,309.30 = 4,806,036.60/x
  3. Step 3: Cross multiply
    10,861,985.40x = 16,302,309.30 × 4,806,036.60
  4. Step 4: Simplify right side
    10,861,985.40x = 78,349,495,160,320.38
  5. Step 5: Solve for x
    x = 78,349,495,160,320.38/10,861,985.40
  6. Step 6: Final answer
    x = 7,213,183.62

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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.