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Finding the Fourth Proportional to 18,584,751.60, 25,647,259.68 and 10,325,346.84

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Solution

The fourth proportional to 18,584,751.60, 25,647,259.68 and 10,325,346.84 is: 14,249,146.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,584,751.60 : 25,647,259.68 = 10,325,346.84 : x
  2. Step 2: Convert to fraction form
    18,584,751.60/25,647,259.68 = 10,325,346.84/x
  3. Step 3: Cross multiply
    18,584,751.60x = 25,647,259.68 × 10,325,346.84
  4. Step 4: Simplify right side
    18,584,751.60x = 264,816,851,691,547.41
  5. Step 5: Solve for x
    x = 264,816,851,691,547.41/18,584,751.60
  6. Step 6: Final answer
    x = 14,249,146.69

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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.