Home / 14,258,531.64-19,676,778.94-7,732,159.36

Finding the Fourth Proportional to 14,258,531.64, 19,676,778.94 and 7,732,159.36

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Solution

The fourth proportional to 14,258,531.64, 19,676,778.94 and 7,732,159.36 is: 10,670,382.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,258,531.64 : 19,676,778.94 = 7,732,159.36 : x
  2. Step 2: Convert to fraction form
    14,258,531.64/19,676,778.94 = 7,732,159.36/x
  3. Step 3: Cross multiply
    14,258,531.64x = 19,676,778.94 × 7,732,159.36
  4. Step 4: Simplify right side
    14,258,531.64x = 152,143,990,455,571.91
  5. Step 5: Solve for x
    x = 152,143,990,455,571.91/14,258,531.64
  6. Step 6: Final answer
    x = 10,670,382.78

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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.