Home / 14,236,215.75-21,357,964.98-4,138,836.75

Finding the Fourth Proportional to 14,236,215.75, 21,357,964.98 and 4,138,836.75

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Solution

The fourth proportional to 14,236,215.75, 21,357,964.98 and 4,138,836.75 is: 6,209,313.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,236,215.75 : 21,357,964.98 = 4,138,836.75 : x
  2. Step 2: Convert to fraction form
    14,236,215.75/21,357,964.98 = 4,138,836.75/x
  3. Step 3: Cross multiply
    14,236,215.75x = 21,357,964.98 × 4,138,836.75
  4. Step 4: Simplify right side
    14,236,215.75x = 88,397,130,364,437.02
  5. Step 5: Solve for x
    x = 88,397,130,364,437.02/14,236,215.75
  6. Step 6: Final answer
    x = 6,209,313.76

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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.