Home / 9,216,328.40-13,824,492.60-5,427,861.20

Finding the Fourth Proportional to 9,216,328.40, 13,824,492.60 and 5,427,861.20

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Solution

The fourth proportional to 9,216,328.40, 13,824,492.60 and 5,427,861.20 is: 8,141,791.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,216,328.40 : 13,824,492.60 = 5,427,861.20 : x
  2. Step 2: Convert to fraction form
    9,216,328.40/13,824,492.60 = 5,427,861.20/x
  3. Step 3: Cross multiply
    9,216,328.40x = 13,824,492.60 × 5,427,861.20
  4. Step 4: Simplify right side
    9,216,328.40x = 75,037,426,993,227.12
  5. Step 5: Solve for x
    x = 75,037,426,993,227.12/9,216,328.40
  6. Step 6: Final answer
    x = 8,141,791.80

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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.