Home / 75,704,410.27-113,557,516.54-21,113,674.35

Finding the Fourth Proportional to 75,704,410.27, 113,557,516.54 and 21,113,674.35

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Solution

The fourth proportional to 75,704,410.27, 113,557,516.54 and 21,113,674.35 is: 31,670,762.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,704,410.27 : 113,557,516.54 = 21,113,674.35 : x
  2. Step 2: Convert to fraction form
    75,704,410.27/113,557,516.54 = 21,113,674.35/x
  3. Step 3: Cross multiply
    75,704,410.27x = 113,557,516.54 × 21,113,674.35
  4. Step 4: Simplify right side
    75,704,410.27x = 2,397,616,424,759,088
  5. Step 5: Solve for x
    x = 2,397,616,424,759,088/75,704,410.27
  6. Step 6: Final answer
    x = 31,670,762.85

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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.