Home / 48,454,389.68-72,672,954.74-19,305,785.78

Finding the Fourth Proportional to 48,454,389.68, 72,672,954.74 and 19,305,785.78

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Solution

The fourth proportional to 48,454,389.68, 72,672,954.74 and 19,305,785.78 is: 28,955,240.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,454,389.68 : 72,672,954.74 = 19,305,785.78 : x
  2. Step 2: Convert to fraction form
    48,454,389.68/72,672,954.74 = 19,305,785.78/x
  3. Step 3: Cross multiply
    48,454,389.68x = 72,672,954.74 × 19,305,785.78
  4. Step 4: Simplify right side
    48,454,389.68x = 1,403,008,496,210,075.50
  5. Step 5: Solve for x
    x = 1,403,008,496,210,075.50/48,454,389.68
  6. Step 6: Final answer
    x = 28,955,240.29

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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.