Home / 57,888,320.49-86,814,044.18-19,017,749.85

Finding the Fourth Proportional to 57,888,320.49, 86,814,044.18 and 19,017,749.85

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Solution

The fourth proportional to 57,888,320.49, 86,814,044.18 and 19,017,749.85 is: 28,520,567.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,888,320.49 : 86,814,044.18 = 19,017,749.85 : x
  2. Step 2: Convert to fraction form
    57,888,320.49/86,814,044.18 = 19,017,749.85/x
  3. Step 3: Cross multiply
    57,888,320.49x = 86,814,044.18 × 19,017,749.85
  4. Step 4: Simplify right side
    57,888,320.49x = 1,651,007,775,586,999.75
  5. Step 5: Solve for x
    x = 1,651,007,775,586,999.75/57,888,320.49
  6. Step 6: Final answer
    x = 28,520,567.91

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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.