Home / 18,694,041.57-28,017,474.88-9,474,330.58

Finding the Fourth Proportional to 18,694,041.57, 28,017,474.88 and 9,474,330.58

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Solution

The fourth proportional to 18,694,041.57, 28,017,474.88 and 9,474,330.58 is: 14,199,541.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,694,041.57 : 28,017,474.88 = 9,474,330.58 : x
  2. Step 2: Convert to fraction form
    18,694,041.57/28,017,474.88 = 9,474,330.58/x
  3. Step 3: Cross multiply
    18,694,041.57x = 28,017,474.88 × 9,474,330.58
  4. Step 4: Simplify right side
    18,694,041.57x = 265,446,819,029,965.81
  5. Step 5: Solve for x
    x = 265,446,819,029,965.81/18,694,041.57
  6. Step 6: Final answer
    x = 14,199,541.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.