Home / 22,428,039.79-30,950,707.35-12,114,762.94

Finding the Fourth Proportional to 22,428,039.79, 30,950,707.35 and 12,114,762.94

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Solution

The fourth proportional to 22,428,039.79, 30,950,707.35 and 12,114,762.94 is: 16,718,379.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,428,039.79 : 30,950,707.35 = 12,114,762.94 : x
  2. Step 2: Convert to fraction form
    22,428,039.79/30,950,707.35 = 12,114,762.94/x
  3. Step 3: Cross multiply
    22,428,039.79x = 30,950,707.35 × 12,114,762.94
  4. Step 4: Simplify right side
    22,428,039.79x = 374,960,482,370,565.62
  5. Step 5: Solve for x
    x = 374,960,482,370,565.62/22,428,039.79
  6. Step 6: Final answer
    x = 16,718,379.58

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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.