Home / 22,428,045.69-30,950,715.51-12,114,768.89

Finding the Fourth Proportional to 22,428,045.69, 30,950,715.51 and 12,114,768.89

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Solution

The fourth proportional to 22,428,045.69, 30,950,715.51 and 12,114,768.89 is: 16,718,387.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,428,045.69 : 30,950,715.51 = 12,114,768.89 : x
  2. Step 2: Convert to fraction form
    22,428,045.69/30,950,715.51 = 12,114,768.89/x
  3. Step 3: Cross multiply
    22,428,045.69x = 30,950,715.51 × 12,114,768.89
  4. Step 4: Simplify right side
    22,428,045.69x = 374,960,765,168,461.06
  5. Step 5: Solve for x
    x = 374,960,765,168,461.06/22,428,045.69
  6. Step 6: Final answer
    x = 16,718,387.79

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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.