Home / 39,650,786.55-59,488,356.69-18,927,668.52

Finding the Fourth Proportional to 39,650,786.55, 59,488,356.69 and 18,927,668.52

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Solution

The fourth proportional to 39,650,786.55, 59,488,356.69 and 18,927,668.52 is: 28,397,315.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,650,786.55 : 59,488,356.69 = 18,927,668.52 : x
  2. Step 2: Convert to fraction form
    39,650,786.55/59,488,356.69 = 18,927,668.52/x
  3. Step 3: Cross multiply
    39,650,786.55x = 59,488,356.69 × 18,927,668.52
  4. Step 4: Simplify right side
    39,650,786.55x = 1,125,975,896,227,844.25
  5. Step 5: Solve for x
    x = 1,125,975,896,227,844.25/39,650,786.55
  6. Step 6: Final answer
    x = 28,397,315.52

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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.