Home / 12,302,270.10-18,453,405.15-8,236,746.45

Finding the Fourth Proportional to 12,302,270.10, 18,453,405.15 and 8,236,746.45

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Solution

The fourth proportional to 12,302,270.10, 18,453,405.15 and 8,236,746.45 is: 12,355,119.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,302,270.10 : 18,453,405.15 = 8,236,746.45 : x
  2. Step 2: Convert to fraction form
    12,302,270.10/18,453,405.15 = 8,236,746.45/x
  3. Step 3: Cross multiply
    12,302,270.10x = 18,453,405.15 × 8,236,746.45
  4. Step 4: Simplify right side
    12,302,270.10x = 151,996,019,359,674.22
  5. Step 5: Solve for x
    x = 151,996,019,359,674.22/12,302,270.10
  6. Step 6: Final answer
    x = 12,355,119.68

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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.