Home / 13,374,688.31-18,462,719.58-9,029,659.85

Finding the Fourth Proportional to 13,374,688.31, 18,462,719.58 and 9,029,659.85

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Solution

The fourth proportional to 13,374,688.31, 18,462,719.58 and 9,029,659.85 is: 12,464,744.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,374,688.31 : 18,462,719.58 = 9,029,659.85 : x
  2. Step 2: Convert to fraction form
    13,374,688.31/18,462,719.58 = 9,029,659.85/x
  3. Step 3: Cross multiply
    13,374,688.31x = 18,462,719.58 × 9,029,659.85
  4. Step 4: Simplify right side
    13,374,688.31x = 166,712,077,713,334.84
  5. Step 5: Solve for x
    x = 166,712,077,713,334.84/13,374,688.31
  6. Step 6: Final answer
    x = 12,464,744.89

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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.