Home / 14,366,431.32-19,826,093.06-7,840,480.52

Finding the Fourth Proportional to 14,366,431.32, 19,826,093.06 and 7,840,480.52

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Solution

The fourth proportional to 14,366,431.32, 19,826,093.06 and 7,840,480.52 is: 10,820,091.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,366,431.32 : 19,826,093.06 = 7,840,480.52 : x
  2. Step 2: Convert to fraction form
    14,366,431.32/19,826,093.06 = 7,840,480.52/x
  3. Step 3: Cross multiply
    14,366,431.32x = 19,826,093.06 × 7,840,480.52
  4. Step 4: Simplify right side
    14,366,431.32x = 155,446,096,424,637.16
  5. Step 5: Solve for x
    x = 155,446,096,424,637.16/14,366,431.32
  6. Step 6: Final answer
    x = 10,820,091.15

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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.