Home / 7,153,322.09-9,866,580.77-4,705,150.55

Finding the Fourth Proportional to 7,153,322.09, 9,866,580.77 and 4,705,150.55

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Solution

The fourth proportional to 7,153,322.09, 9,866,580.77 and 4,705,150.55 is: 6,489,816.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,153,322.09 : 9,866,580.77 = 4,705,150.55 : x
  2. Step 2: Convert to fraction form
    7,153,322.09/9,866,580.77 = 4,705,150.55/x
  3. Step 3: Cross multiply
    7,153,322.09x = 9,866,580.77 × 4,705,150.55
  4. Step 4: Simplify right side
    7,153,322.09x = 46,423,747,899,014.90
  5. Step 5: Solve for x
    x = 46,423,747,899,014.90/7,153,322.09
  6. Step 6: Final answer
    x = 6,489,816.53

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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.