Home / 13,374,688.56-18,462,719.93-9,029,660.10

Finding the Fourth Proportional to 13,374,688.56, 18,462,719.93 and 9,029,660.10

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Solution

The fourth proportional to 13,374,688.56, 18,462,719.93 and 9,029,660.10 is: 12,464,745.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,374,688.56 : 18,462,719.93 = 9,029,660.10 : x
  2. Step 2: Convert to fraction form
    13,374,688.56/18,462,719.93 = 9,029,660.10/x
  3. Step 3: Cross multiply
    13,374,688.56x = 18,462,719.93 × 9,029,660.10
  4. Step 4: Simplify right side
    13,374,688.56x = 166,712,085,444,247.50
  5. Step 5: Solve for x
    x = 166,712,085,444,247.50/13,374,688.56
  6. Step 6: Final answer
    x = 12,464,745.23

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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.