Home / 5,133,796.30-7,085,032.38-2,928,707.64

Finding the Fourth Proportional to 5,133,796.30, 7,085,032.38 and 2,928,707.64

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Solution

The fourth proportional to 5,133,796.30, 7,085,032.38 and 2,928,707.64 is: 4,041,841.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,133,796.30 : 7,085,032.38 = 2,928,707.64 : x
  2. Step 2: Convert to fraction form
    5,133,796.30/7,085,032.38 = 2,928,707.64/x
  3. Step 3: Cross multiply
    5,133,796.30x = 7,085,032.38 × 2,928,707.64
  4. Step 4: Simplify right side
    5,133,796.30x = 20,749,988,460,953.38
  5. Step 5: Solve for x
    x = 20,749,988,460,953.38/5,133,796.30
  6. Step 6: Final answer
    x = 4,041,841.02

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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.