Home / 8,742,048.30-13,113,072.45-4,962,912.30

Finding the Fourth Proportional to 8,742,048.30, 13,113,072.45 and 4,962,912.30

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Solution

The fourth proportional to 8,742,048.30, 13,113,072.45 and 4,962,912.30 is: 7,444,368.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,742,048.30 : 13,113,072.45 = 4,962,912.30 : x
  2. Step 2: Convert to fraction form
    8,742,048.30/13,113,072.45 = 4,962,912.30/x
  3. Step 3: Cross multiply
    8,742,048.30x = 13,113,072.45 × 4,962,912.30
  4. Step 4: Simplify right side
    8,742,048.30x = 65,079,028,552,896.12
  5. Step 5: Solve for x
    x = 65,079,028,552,896.12/8,742,048.30
  6. Step 6: Final answer
    x = 7,444,368.45

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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.