Home / 57,900,917.91-86,854,170.18-19,038,509.52

Finding the Fourth Proportional to 57,900,917.91, 86,854,170.18 and 19,038,509.52

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Solution

The fourth proportional to 57,900,917.91, 86,854,170.18 and 19,038,509.52 is: 28,558,682.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,900,917.91 : 86,854,170.18 = 19,038,509.52 : x
  2. Step 2: Convert to fraction form
    57,900,917.91/86,854,170.18 = 19,038,509.52/x
  3. Step 3: Cross multiply
    57,900,917.91x = 86,854,170.18 × 19,038,509.52
  4. Step 4: Simplify right side
    57,900,917.91x = 1,653,573,945,823,630.25
  5. Step 5: Solve for x
    x = 1,653,573,945,823,630.25/57,900,917.91
  6. Step 6: Final answer
    x = 28,558,682.76

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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.