Home / 31,768,880.96-47,439,389.17-25,944,620.66

Finding the Fourth Proportional to 31,768,880.96, 47,439,389.17 and 25,944,620.66

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Solution

The fourth proportional to 31,768,880.96, 47,439,389.17 and 25,944,620.66 is: 38,742,219.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,768,880.96 : 47,439,389.17 = 25,944,620.66 : x
  2. Step 2: Convert to fraction form
    31,768,880.96/47,439,389.17 = 25,944,620.66/x
  3. Step 3: Cross multiply
    31,768,880.96x = 47,439,389.17 × 25,944,620.66
  4. Step 4: Simplify right side
    31,768,880.96x = 1,230,796,956,330,893.75
  5. Step 5: Solve for x
    x = 1,230,796,956,330,893.75/31,768,880.96
  6. Step 6: Final answer
    x = 38,742,219.41

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.