Home / 9,355,288.96-12,909,912.68-5,225,301.04

Finding the Fourth Proportional to 9,355,288.96, 12,909,912.68 and 5,225,301.04

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Solution

The fourth proportional to 9,355,288.96, 12,909,912.68 and 5,225,301.04 is: 7,210,699.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,355,288.96 : 12,909,912.68 = 5,225,301.04 : x
  2. Step 2: Convert to fraction form
    9,355,288.96/12,909,912.68 = 5,225,301.04/x
  3. Step 3: Cross multiply
    9,355,288.96x = 12,909,912.68 × 5,225,301.04
  4. Step 4: Simplify right side
    9,355,288.96x = 67,458,180,153,113.19
  5. Step 5: Solve for x
    x = 67,458,180,153,113.19/9,355,288.96
  6. Step 6: Final answer
    x = 7,210,699.79

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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.