Home / 6,139,987.96-9,210,003.54-1,880,137.48

Finding the Fourth Proportional to 6,139,987.96, 9,210,003.54 and 1,880,137.48

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Solution

The fourth proportional to 6,139,987.96, 9,210,003.54 and 1,880,137.48 is: 2,820,212.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,139,987.96 : 9,210,003.54 = 1,880,137.48 : x
  2. Step 2: Convert to fraction form
    6,139,987.96/9,210,003.54 = 1,880,137.48/x
  3. Step 3: Cross multiply
    6,139,987.96x = 9,210,003.54 × 1,880,137.48
  4. Step 4: Simplify right side
    6,139,987.96x = 17,316,072,846,486.68
  5. Step 5: Solve for x
    x = 17,316,072,846,486.68/6,139,987.96
  6. Step 6: Final answer
    x = 2,820,212.83

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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.