Home / 13,725,399.04-18,925,518.96-8,757,191.14

Finding the Fourth Proportional to 13,725,399.04, 18,925,518.96 and 8,757,191.14

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Solution

The fourth proportional to 13,725,399.04, 18,925,518.96 and 8,757,191.14 is: 12,075,014.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,725,399.04 : 18,925,518.96 = 8,757,191.14 : x
  2. Step 2: Convert to fraction form
    13,725,399.04/18,925,518.96 = 8,757,191.14/x
  3. Step 3: Cross multiply
    13,725,399.04x = 18,925,518.96 × 8,757,191.14
  4. Step 4: Simplify right side
    13,725,399.04x = 165,734,386,956,414.03
  5. Step 5: Solve for x
    x = 165,734,386,956,414.03/13,725,399.04
  6. Step 6: Final answer
    x = 12,075,014.10

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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.