Home / 7,250,788.34-10,005,888.44-3,987,603.23

Finding the Fourth Proportional to 7,250,788.34, 10,005,888.44 and 3,987,603.23

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Solution

The fourth proportional to 7,250,788.34, 10,005,888.44 and 3,987,603.23 is: 5,502,782.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,250,788.34 : 10,005,888.44 = 3,987,603.23 : x
  2. Step 2: Convert to fraction form
    7,250,788.34/10,005,888.44 = 3,987,603.23/x
  3. Step 3: Cross multiply
    7,250,788.34x = 10,005,888.44 × 3,987,603.23
  4. Step 4: Simplify right side
    7,250,788.34x = 39,899,513,070,224.36
  5. Step 5: Solve for x
    x = 39,899,513,070,224.36/7,250,788.34
  6. Step 6: Final answer
    x = 5,502,782.76

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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.