Home / 14,106,867.42-19,467,690.34-7,913,287.06

Finding the Fourth Proportional to 14,106,867.42, 19,467,690.34 and 7,913,287.06

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Solution

The fourth proportional to 14,106,867.42, 19,467,690.34 and 7,913,287.06 is: 10,920,455.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,106,867.42 : 19,467,690.34 = 7,913,287.06 : x
  2. Step 2: Convert to fraction form
    14,106,867.42/19,467,690.34 = 7,913,287.06/x
  3. Step 3: Cross multiply
    14,106,867.42x = 19,467,690.34 × 7,913,287.06
  4. Step 4: Simplify right side
    14,106,867.42x = 154,053,422,055,609
  5. Step 5: Solve for x
    x = 154,053,422,055,609/14,106,867.42
  6. Step 6: Final answer
    x = 10,920,455.79

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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.