Home / 12,508,358.48-18,748,595.60-5,674,683.32

Finding the Fourth Proportional to 12,508,358.48, 18,748,595.60 and 5,674,683.32

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Solution

The fourth proportional to 12,508,358.48, 18,748,595.60 and 5,674,683.32 is: 8,505,699.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,508,358.48 : 18,748,595.60 = 5,674,683.32 : x
  2. Step 2: Convert to fraction form
    12,508,358.48/18,748,595.60 = 5,674,683.32/x
  3. Step 3: Cross multiply
    12,508,358.48x = 18,748,595.60 × 5,674,683.32
  4. Step 4: Simplify right side
    12,508,358.48x = 106,392,342,724,745.41
  5. Step 5: Solve for x
    x = 106,392,342,724,745.41/12,508,358.48
  6. Step 6: Final answer
    x = 8,505,699.84

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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.