Home / 51,986,027.40-71,740,454.67-28,464,136.76

Finding the Fourth Proportional to 51,986,027.40, 71,740,454.67 and 28,464,136.76

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Solution

The fourth proportional to 51,986,027.40, 71,740,454.67 and 28,464,136.76 is: 39,280,364.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,986,027.40 : 71,740,454.67 = 28,464,136.76 : x
  2. Step 2: Convert to fraction form
    51,986,027.40/71,740,454.67 = 28,464,136.76/x
  3. Step 3: Cross multiply
    51,986,027.40x = 71,740,454.67 × 28,464,136.76
  4. Step 4: Simplify right side
    51,986,027.40x = 2,042,030,113,130,811.75
  5. Step 5: Solve for x
    x = 2,042,030,113,130,811.75/51,986,027.40
  6. Step 6: Final answer
    x = 39,280,364.66

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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.