Home / 14,211,963.20-19,618,914.08-9,062,246.72

Finding the Fourth Proportional to 14,211,963.20, 19,618,914.08 and 9,062,246.72

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Solution

The fourth proportional to 14,211,963.20, 19,618,914.08 and 9,062,246.72 is: 12,509,984.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,211,963.20 : 19,618,914.08 = 9,062,246.72 : x
  2. Step 2: Convert to fraction form
    14,211,963.20/19,618,914.08 = 9,062,246.72/x
  3. Step 3: Cross multiply
    14,211,963.20x = 19,618,914.08 × 9,062,246.72
  4. Step 4: Simplify right side
    14,211,963.20x = 177,791,439,771,441.81
  5. Step 5: Solve for x
    x = 177,791,439,771,441.81/14,211,963.20
  6. Step 6: Final answer
    x = 12,509,984.53

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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.