Home / 13,874,884.47-19,146,852.09-7,679,943.32

Finding the Fourth Proportional to 13,874,884.47, 19,146,852.09 and 7,679,943.32

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Solution

The fourth proportional to 13,874,884.47, 19,146,852.09 and 7,679,943.32 is: 10,598,051.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,874,884.47 : 19,146,852.09 = 7,679,943.32 : x
  2. Step 2: Convert to fraction form
    13,874,884.47/19,146,852.09 = 7,679,943.32/x
  3. Step 3: Cross multiply
    13,874,884.47x = 19,146,852.09 × 7,679,943.32
  4. Step 4: Simplify right side
    13,874,884.47x = 147,046,738,711,889.28
  5. Step 5: Solve for x
    x = 147,046,738,711,889.28/13,874,884.47
  6. Step 6: Final answer
    x = 10,598,051.39

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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.