Home / 14,007,922.56-21,012,527.79-4,291,839.72

Finding the Fourth Proportional to 14,007,922.56, 21,012,527.79 and 4,291,839.72

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Solution

The fourth proportional to 14,007,922.56, 21,012,527.79 and 4,291,839.72 is: 6,437,956.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,007,922.56 : 21,012,527.79 = 4,291,839.72 : x
  2. Step 2: Convert to fraction form
    14,007,922.56/21,012,527.79 = 4,291,839.72/x
  3. Step 3: Cross multiply
    14,007,922.56x = 21,012,527.79 × 4,291,839.72
  4. Step 4: Simplify right side
    14,007,922.56x = 90,182,401,386,725.81
  5. Step 5: Solve for x
    x = 90,182,401,386,725.81/14,007,922.56
  6. Step 6: Final answer
    x = 6,437,956.88

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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.