Home / 13,374,707.92-18,462,746.60-9,029,679.28

Finding the Fourth Proportional to 13,374,707.92, 18,462,746.60 and 9,029,679.28

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Solution

The fourth proportional to 13,374,707.92, 18,462,746.60 and 9,029,679.28 is: 12,464,771.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,374,707.92 : 18,462,746.60 = 9,029,679.28 : x
  2. Step 2: Convert to fraction form
    13,374,707.92/18,462,746.60 = 9,029,679.28/x
  3. Step 3: Cross multiply
    13,374,707.92x = 18,462,746.60 × 9,029,679.28
  4. Step 4: Simplify right side
    13,374,707.92x = 166,712,680,425,910.44
  5. Step 5: Solve for x
    x = 166,712,680,425,910.44/13,374,707.92
  6. Step 6: Final answer
    x = 12,464,771.67

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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.