Home / 9,929,429.29-13,703,993.73-5,578,852.33

Finding the Fourth Proportional to 9,929,429.29, 13,703,993.73 and 5,578,852.33

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Solution

The fourth proportional to 9,929,429.29, 13,703,993.73 and 5,578,852.33 is: 7,699,592.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,929,429.29 : 13,703,993.73 = 5,578,852.33 : x
  2. Step 2: Convert to fraction form
    9,929,429.29/13,703,993.73 = 5,578,852.33/x
  3. Step 3: Cross multiply
    9,929,429.29x = 13,703,993.73 × 5,578,852.33
  4. Step 4: Simplify right side
    9,929,429.29x = 76,452,557,254,501.66
  5. Step 5: Solve for x
    x = 76,452,557,254,501.66/9,929,429.29
  6. Step 6: Final answer
    x = 7,699,592.30

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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.