Home / 28,241,936.89-42,343,565.63-14,382,066.85

Finding the Fourth Proportional to 28,241,936.89, 42,343,565.63 and 14,382,066.85

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Solution

The fourth proportional to 28,241,936.89, 42,343,565.63 and 14,382,066.85 is: 21,563,251.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,241,936.89 : 42,343,565.63 = 14,382,066.85 : x
  2. Step 2: Convert to fraction form
    28,241,936.89/42,343,565.63 = 14,382,066.85/x
  3. Step 3: Cross multiply
    28,241,936.89x = 42,343,565.63 × 14,382,066.85
  4. Step 4: Simplify right side
    28,241,936.89x = 608,987,991,558,022.38
  5. Step 5: Solve for x
    x = 608,987,991,558,022.38/28,241,936.89
  6. Step 6: Final answer
    x = 21,563,251.63

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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.