Home / 17,155,820.69-25,734,558.63-5,641,033.02

Finding the Fourth Proportional to 17,155,820.69, 25,734,558.63 and 5,641,033.02

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Solution

The fourth proportional to 17,155,820.69, 25,734,558.63 and 5,641,033.02 is: 8,461,821.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,155,820.69 : 25,734,558.63 = 5,641,033.02 : x
  2. Step 2: Convert to fraction form
    17,155,820.69/25,734,558.63 = 5,641,033.02/x
  3. Step 3: Cross multiply
    17,155,820.69x = 25,734,558.63 × 5,641,033.02
  4. Step 4: Simplify right side
    17,155,820.69x = 145,169,494,911,605.25
  5. Step 5: Solve for x
    x = 145,169,494,911,605.25/17,155,820.69
  6. Step 6: Final answer
    x = 8,461,821.65

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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.