Home / 51,127,587.66-70,557,811.91-30,237,527.69

Finding the Fourth Proportional to 51,127,587.66, 70,557,811.91 and 30,237,527.69

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Solution

The fourth proportional to 51,127,587.66, 70,557,811.91 and 30,237,527.69 is: 41,728,817.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,127,587.66 : 70,557,811.91 = 30,237,527.69 : x
  2. Step 2: Convert to fraction form
    51,127,587.66/70,557,811.91 = 30,237,527.69/x
  3. Step 3: Cross multiply
    51,127,587.66x = 70,557,811.91 × 30,237,527.69
  4. Step 4: Simplify right side
    51,127,587.66x = 2,133,493,790,870,460
  5. Step 5: Solve for x
    x = 2,133,493,790,870,460/51,127,587.66
  6. Step 6: Final answer
    x = 41,728,817.82

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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.