Home / 13,049,460.64-19,582,269.09-7,587,124.39

Finding the Fourth Proportional to 13,049,460.64, 19,582,269.09 and 7,587,124.39

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Solution

The fourth proportional to 13,049,460.64, 19,582,269.09 and 7,587,124.39 is: 11,385,383.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,049,460.64 : 19,582,269.09 = 7,587,124.39 : x
  2. Step 2: Convert to fraction form
    13,049,460.64/19,582,269.09 = 7,587,124.39/x
  3. Step 3: Cross multiply
    13,049,460.64x = 19,582,269.09 × 7,587,124.39
  4. Step 4: Simplify right side
    13,049,460.64x = 148,573,111,424,282.09
  5. Step 5: Solve for x
    x = 148,573,111,424,282.09/13,049,460.64
  6. Step 6: Final answer
    x = 11,385,383.31

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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.