Home / 13,359,015.56-18,435,477.20-7,247,444.06

Finding the Fourth Proportional to 13,359,015.56, 18,435,477.20 and 7,247,444.06

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Solution

The fourth proportional to 13,359,015.56, 18,435,477.20 and 7,247,444.06 is: 10,001,492.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,359,015.56 : 18,435,477.20 = 7,247,444.06 : x
  2. Step 2: Convert to fraction form
    13,359,015.56/18,435,477.20 = 7,247,444.06/x
  3. Step 3: Cross multiply
    13,359,015.56x = 18,435,477.20 × 7,247,444.06
  4. Step 4: Simplify right side
    13,359,015.56x = 133,610,089,726,405.42
  5. Step 5: Solve for x
    x = 133,610,089,726,405.42/13,359,015.56
  6. Step 6: Final answer
    x = 10,001,492.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.