Home / 14,380,458.19-19,845,462.06-7,854,395.51

Finding the Fourth Proportional to 14,380,458.19, 19,845,462.06 and 7,854,395.51

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Solution

The fourth proportional to 14,380,458.19, 19,845,462.06 and 7,854,395.51 is: 10,839,300.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,380,458.19 : 19,845,462.06 = 7,854,395.51 : x
  2. Step 2: Convert to fraction form
    14,380,458.19/19,845,462.06 = 7,854,395.51/x
  3. Step 3: Cross multiply
    14,380,458.19x = 19,845,462.06 × 7,854,395.51
  4. Step 4: Simplify right side
    14,380,458.19x = 155,874,108,147,553
  5. Step 5: Solve for x
    x = 155,874,108,147,553/14,380,458.19
  6. Step 6: Final answer
    x = 10,839,300.54

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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.