Home / 12,397,634.31-18,596,636.98-4,721,703.08

Finding the Fourth Proportional to 12,397,634.31, 18,596,636.98 and 4,721,703.08

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Solution

The fourth proportional to 12,397,634.31, 18,596,636.98 and 4,721,703.08 is: 7,082,625.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,397,634.31 : 18,596,636.98 = 4,721,703.08 : x
  2. Step 2: Convert to fraction form
    12,397,634.31/18,596,636.98 = 4,721,703.08/x
  3. Step 3: Cross multiply
    12,397,634.31x = 18,596,636.98 × 4,721,703.08
  4. Step 4: Simplify right side
    12,397,634.31x = 87,807,798,071,420.56
  5. Step 5: Solve for x
    x = 87,807,798,071,420.56/12,397,634.31
  6. Step 6: Final answer
    x = 7,082,625.27

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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.