Home / 57,888,321.49-86,814,045.67-19,017,750.85

Finding the Fourth Proportional to 57,888,321.49, 86,814,045.67 and 19,017,750.85

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Solution

The fourth proportional to 57,888,321.49, 86,814,045.67 and 19,017,750.85 is: 28,520,569.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,888,321.49 : 86,814,045.67 = 19,017,750.85 : x
  2. Step 2: Convert to fraction form
    57,888,321.49/86,814,045.67 = 19,017,750.85/x
  3. Step 3: Cross multiply
    57,888,321.49x = 86,814,045.67 × 19,017,750.85
  4. Step 4: Simplify right side
    57,888,321.49x = 1,651,007,890,832,581.50
  5. Step 5: Solve for x
    x = 1,651,007,890,832,581.50/57,888,321.49
  6. Step 6: Final answer
    x = 28,520,569.41

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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.