Home / 14,382,853.64-19,848,337.26-7,767,441.54

Finding the Fourth Proportional to 14,382,853.64, 19,848,337.26 and 7,767,441.54

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Solution

The fourth proportional to 14,382,853.64, 19,848,337.26 and 7,767,441.54 is: 10,719,068.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,382,853.64 : 19,848,337.26 = 7,767,441.54 : x
  2. Step 2: Convert to fraction form
    14,382,853.64/19,848,337.26 = 7,767,441.54/x
  3. Step 3: Cross multiply
    14,382,853.64x = 19,848,337.26 × 7,767,441.54
  4. Step 4: Simplify right side
    14,382,853.64x = 154,170,799,333,253.78
  5. Step 5: Solve for x
    x = 154,170,799,333,253.78/14,382,853.64
  6. Step 6: Final answer
    x = 10,719,068.91

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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.