Home / 9,531,322.56-13,153,358.34-5,180,407.56

Finding the Fourth Proportional to 9,531,322.56, 13,153,358.34 and 5,180,407.56

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Solution

The fourth proportional to 9,531,322.56, 13,153,358.34 and 5,180,407.56 is: 7,149,034.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,531,322.56 : 13,153,358.34 = 5,180,407.56 : x
  2. Step 2: Convert to fraction form
    9,531,322.56/13,153,358.34 = 5,180,407.56/x
  3. Step 3: Cross multiply
    9,531,322.56x = 13,153,358.34 × 5,180,407.56
  4. Step 4: Simplify right side
    9,531,322.56x = 68,139,756,983,925.05
  5. Step 5: Solve for x
    x = 68,139,756,983,925.05/9,531,322.56
  6. Step 6: Final answer
    x = 7,149,034.83

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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.