Home / 6,954,328.60-10,431,492.90-5,274,712.60

Finding the Fourth Proportional to 6,954,328.60, 10,431,492.90 and 5,274,712.60

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Solution

The fourth proportional to 6,954,328.60, 10,431,492.90 and 5,274,712.60 is: 7,912,068.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,954,328.60 : 10,431,492.90 = 5,274,712.60 : x
  2. Step 2: Convert to fraction form
    6,954,328.60/10,431,492.90 = 5,274,712.60/x
  3. Step 3: Cross multiply
    6,954,328.60x = 10,431,492.90 × 5,274,712.60
  4. Step 4: Simplify right side
    6,954,328.60x = 55,023,127,036,440.54
  5. Step 5: Solve for x
    x = 55,023,127,036,440.54/6,954,328.60
  6. Step 6: Final answer
    x = 7,912,068.90

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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.