Home / 19,385,987.55-26,751,571.71-10,684,132.71

Finding the Fourth Proportional to 19,385,987.55, 26,751,571.71 and 10,684,132.71

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Solution

The fourth proportional to 19,385,987.55, 26,751,571.71 and 10,684,132.71 is: 14,743,501.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,385,987.55 : 26,751,571.71 = 10,684,132.71 : x
  2. Step 2: Convert to fraction form
    19,385,987.55/26,751,571.71 = 10,684,132.71/x
  3. Step 3: Cross multiply
    19,385,987.55x = 26,751,571.71 × 10,684,132.71
  4. Step 4: Simplify right side
    19,385,987.55x = 285,817,342,350,721.69
  5. Step 5: Solve for x
    x = 285,817,342,350,721.69/19,385,987.55
  6. Step 6: Final answer
    x = 14,743,501.80

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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.