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Finding the Fourth Proportional to 5,819,751.09, 8,029,840.05 and 3,832,681.59

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Solution

The fourth proportional to 5,819,751.09, 8,029,840.05 and 3,832,681.59 is: 5,288,167.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,819,751.09 : 8,029,840.05 = 3,832,681.59 : x
  2. Step 2: Convert to fraction form
    5,819,751.09/8,029,840.05 = 3,832,681.59/x
  3. Step 3: Cross multiply
    5,819,751.09x = 8,029,840.05 × 3,832,681.59
  4. Step 4: Simplify right side
    5,819,751.09x = 30,775,820,130,279.68
  5. Step 5: Solve for x
    x = 30,775,820,130,279.68/5,819,751.09
  6. Step 6: Final answer
    x = 5,288,167.77

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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.