Home / 5,301,807.62-7,945,978.20-2,742,541.94

Finding the Fourth Proportional to 5,301,807.62, 7,945,978.20 and 2,742,541.94

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Solution

The fourth proportional to 5,301,807.62, 7,945,978.20 and 2,742,541.94 is: 4,110,329.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,301,807.62 : 7,945,978.20 = 2,742,541.94 : x
  2. Step 2: Convert to fraction form
    5,301,807.62/7,945,978.20 = 2,742,541.94/x
  3. Step 3: Cross multiply
    5,301,807.62x = 7,945,978.20 × 2,742,541.94
  4. Step 4: Simplify right side
    5,301,807.62x = 21,792,178,477,406.12
  5. Step 5: Solve for x
    x = 21,792,178,477,406.12/5,301,807.62
  6. Step 6: Final answer
    x = 4,110,329.92

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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.