Home / 14,366,474.28-19,826,152.56-7,840,523.52

Finding the Fourth Proportional to 14,366,474.28, 19,826,152.56 and 7,840,523.52

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Solution

The fourth proportional to 14,366,474.28, 19,826,152.56 and 7,840,523.52 is: 10,820,150.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,366,474.28 : 19,826,152.56 = 7,840,523.52 : x
  2. Step 2: Convert to fraction form
    14,366,474.28/19,826,152.56 = 7,840,523.52/x
  3. Step 3: Cross multiply
    14,366,474.28x = 19,826,152.56 × 7,840,523.52
  4. Step 4: Simplify right side
    14,366,474.28x = 155,447,415,457,788.19
  5. Step 5: Solve for x
    x = 155,447,415,457,788.19/14,366,474.28
  6. Step 6: Final answer
    x = 10,820,150.61

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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.