Home / 9,509,769.36-13,123,514.96-5,158,886.64

Finding the Fourth Proportional to 9,509,769.36, 13,123,514.96 and 5,158,886.64

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Solution

The fourth proportional to 9,509,769.36, 13,123,514.96 and 5,158,886.64 is: 7,119,281.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,509,769.36 : 13,123,514.96 = 5,158,886.64 : x
  2. Step 2: Convert to fraction form
    9,509,769.36/13,123,514.96 = 5,158,886.64/x
  3. Step 3: Cross multiply
    9,509,769.36x = 13,123,514.96 × 5,158,886.64
  4. Step 4: Simplify right side
    9,509,769.36x = 67,702,725,971,189.70
  5. Step 5: Solve for x
    x = 67,702,725,971,189.70/9,509,769.36
  6. Step 6: Final answer
    x = 7,119,281.59

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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.