Home / 6,617,211.66-9,928,638.81-3,738,973.86

Finding the Fourth Proportional to 6,617,211.66, 9,928,638.81 and 3,738,973.86

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Solution

The fourth proportional to 6,617,211.66, 9,928,638.81 and 3,738,973.86 is: 5,610,054.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,617,211.66 : 9,928,638.81 = 3,738,973.86 : x
  2. Step 2: Convert to fraction form
    6,617,211.66/9,928,638.81 = 3,738,973.86/x
  3. Step 3: Cross multiply
    6,617,211.66x = 9,928,638.81 × 3,738,973.86
  4. Step 4: Simplify right side
    6,617,211.66x = 37,122,920,975,971.51
  5. Step 5: Solve for x
    x = 37,122,920,975,971.51/6,617,211.66
  6. Step 6: Final answer
    x = 5,610,054.94

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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.