Home / 10,470,492.78-15,705,621.56-4,085,229.02

Finding the Fourth Proportional to 10,470,492.78, 15,705,621.56 and 4,085,229.02

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Solution

The fourth proportional to 10,470,492.78, 15,705,621.56 and 4,085,229.02 is: 6,127,797.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,470,492.78 : 15,705,621.56 = 4,085,229.02 : x
  2. Step 2: Convert to fraction form
    10,470,492.78/15,705,621.56 = 4,085,229.02/x
  3. Step 3: Cross multiply
    10,470,492.78x = 15,705,621.56 × 4,085,229.02
  4. Step 4: Simplify right side
    10,470,492.78x = 64,161,060,974,049.67
  5. Step 5: Solve for x
    x = 64,161,060,974,049.67/10,470,492.78
  6. Step 6: Final answer
    x = 6,127,797.64

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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.