Home / 26,849,143.80-40,294,710.90-12,473,992.80

Finding the Fourth Proportional to 26,849,143.80, 40,294,710.90 and 12,473,992.80

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Solution

The fourth proportional to 26,849,143.80, 40,294,710.90 and 12,473,992.80 is: 18,720,743.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,849,143.80 : 40,294,710.90 = 12,473,992.80 : x
  2. Step 2: Convert to fraction form
    26,849,143.80/40,294,710.90 = 12,473,992.80/x
  3. Step 3: Cross multiply
    26,849,143.80x = 40,294,710.90 × 12,473,992.80
  4. Step 4: Simplify right side
    26,849,143.80x = 502,635,933,644,681.56
  5. Step 5: Solve for x
    x = 502,635,933,644,681.56/26,849,143.80
  6. Step 6: Final answer
    x = 18,720,743.48

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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.