Home / 13,374,757.95-18,462,816.03-9,029,729.62

Finding the Fourth Proportional to 13,374,757.95, 18,462,816.03 and 9,029,729.62

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Solution

The fourth proportional to 13,374,757.95, 18,462,816.03 and 9,029,729.62 is: 12,464,841.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,374,757.95 : 18,462,816.03 = 9,029,729.62 : x
  2. Step 2: Convert to fraction form
    13,374,757.95/18,462,816.03 = 9,029,729.62/x
  3. Step 3: Cross multiply
    13,374,757.95x = 18,462,816.03 × 9,029,729.62
  4. Step 4: Simplify right side
    13,374,757.95x = 166,714,236,774,701.81
  5. Step 5: Solve for x
    x = 166,714,236,774,701.81/13,374,757.95
  6. Step 6: Final answer
    x = 12,464,841.41

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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.