Home / 9,076,396.80-12,526,019.52-5,210,169.60

Finding the Fourth Proportional to 9,076,396.80, 12,526,019.52 and 5,210,169.60

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Solution

The fourth proportional to 9,076,396.80, 12,526,019.52 and 5,210,169.60 is: 7,190,373.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,076,396.80 : 12,526,019.52 = 5,210,169.60 : x
  2. Step 2: Convert to fraction form
    9,076,396.80/12,526,019.52 = 5,210,169.60/x
  3. Step 3: Cross multiply
    9,076,396.80x = 12,526,019.52 × 5,210,169.60
  4. Step 4: Simplify right side
    9,076,396.80x = 65,262,686,112,110.59
  5. Step 5: Solve for x
    x = 65,262,686,112,110.59/9,076,396.80
  6. Step 6: Final answer
    x = 7,190,373.84

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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.