Home / 9,233,579.52-12,742,313.04-5,159,201.76

Finding the Fourth Proportional to 9,233,579.52, 12,742,313.04 and 5,159,201.76

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Solution

The fourth proportional to 9,233,579.52, 12,742,313.04 and 5,159,201.76 is: 7,119,683.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,233,579.52 : 12,742,313.04 = 5,159,201.76 : x
  2. Step 2: Convert to fraction form
    9,233,579.52/12,742,313.04 = 5,159,201.76/x
  3. Step 3: Cross multiply
    9,233,579.52x = 12,742,313.04 × 5,159,201.76
  4. Step 4: Simplify right side
    9,233,579.52x = 65,740,163,862,438.95
  5. Step 5: Solve for x
    x = 65,740,163,862,438.95/9,233,579.52
  6. Step 6: Final answer
    x = 7,119,683.51

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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.