Home / 38,463,406.40-57,646,120.80-15,718,606.40

Finding the Fourth Proportional to 38,463,406.40, 57,646,120.80 and 15,718,606.40

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Solution

The fourth proportional to 38,463,406.40, 57,646,120.80 and 15,718,606.40 is: 23,557,889.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,463,406.40 : 57,646,120.80 = 15,718,606.40 : x
  2. Step 2: Convert to fraction form
    38,463,406.40/57,646,120.80 = 15,718,606.40/x
  3. Step 3: Cross multiply
    38,463,406.40x = 57,646,120.80 × 15,718,606.40
  4. Step 4: Simplify right side
    38,463,406.40x = 906,116,683,342,053.12
  5. Step 5: Solve for x
    x = 906,116,683,342,053.12/38,463,406.40
  6. Step 6: Final answer
    x = 23,557,889.65

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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.