Home / 5,145,055.16-7,100,386.86-3,107,466.68

Finding the Fourth Proportional to 5,145,055.16, 7,100,386.86 and 3,107,466.68

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Solution

The fourth proportional to 5,145,055.16, 7,100,386.86 and 3,107,466.68 is: 4,288,431.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,145,055.16 : 7,100,386.86 = 3,107,466.68 : x
  2. Step 2: Convert to fraction form
    5,145,055.16/7,100,386.86 = 3,107,466.68/x
  3. Step 3: Cross multiply
    5,145,055.16x = 7,100,386.86 × 3,107,466.68
  4. Step 4: Simplify right side
    5,145,055.16x = 22,064,215,582,559.83
  5. Step 5: Solve for x
    x = 22,064,215,582,559.83/5,145,055.16
  6. Step 6: Final answer
    x = 4,288,431.30

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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.