Home / 14,273,257.96-19,697,155.14-7,746,896.80

Finding the Fourth Proportional to 14,273,257.96, 19,697,155.14 and 7,746,896.80

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Solution

The fourth proportional to 14,273,257.96, 19,697,155.14 and 7,746,896.80 is: 10,690,749.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,273,257.96 : 19,697,155.14 = 7,746,896.80 : x
  2. Step 2: Convert to fraction form
    14,273,257.96/19,697,155.14 = 7,746,896.80/x
  3. Step 3: Cross multiply
    14,273,257.96x = 19,697,155.14 × 7,746,896.80
  4. Step 4: Simplify right side
    14,273,257.96x = 152,591,828,123,169.56
  5. Step 5: Solve for x
    x = 152,591,828,123,169.56/14,273,257.96
  6. Step 6: Final answer
    x = 10,690,749.69

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1.5x scale

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.