Home / 6,645,878.20-9,968,817.30-1,597,188.70

Finding the Fourth Proportional to 6,645,878.20, 9,968,817.30 and 1,597,188.70

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Solution

The fourth proportional to 6,645,878.20, 9,968,817.30 and 1,597,188.70 is: 2,395,783.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,645,878.20 : 9,968,817.30 = 1,597,188.70 : x
  2. Step 2: Convert to fraction form
    6,645,878.20/9,968,817.30 = 1,597,188.70/x
  3. Step 3: Cross multiply
    6,645,878.20x = 9,968,817.30 × 1,597,188.70
  4. Step 4: Simplify right side
    6,645,878.20x = 15,922,082,343,924.51
  5. Step 5: Solve for x
    x = 15,922,082,343,924.51/6,645,878.20
  6. Step 6: Final answer
    x = 2,395,783.05

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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.