Home / 12,135,637.86-16,747,237.28-6,629,088.98

Finding the Fourth Proportional to 12,135,637.86, 16,747,237.28 and 6,629,088.98

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Solution

The fourth proportional to 12,135,637.86, 16,747,237.28 and 6,629,088.98 is: 9,148,173.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,135,637.86 : 16,747,237.28 = 6,629,088.98 : x
  2. Step 2: Convert to fraction form
    12,135,637.86/16,747,237.28 = 6,629,088.98/x
  3. Step 3: Cross multiply
    12,135,637.86x = 16,747,237.28 × 6,629,088.98
  4. Step 4: Simplify right side
    12,135,637.86x = 111,018,926,098,293.17
  5. Step 5: Solve for x
    x = 111,018,926,098,293.17/12,135,637.86
  6. Step 6: Final answer
    x = 9,148,173.95

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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.