Home / 12,556,597.36-18,825,315.93-5,728,395.30

Finding the Fourth Proportional to 12,556,597.36, 18,825,315.93 and 5,728,395.30

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Solution

The fourth proportional to 12,556,597.36, 18,825,315.93 and 5,728,395.30 is: 8,588,222.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,556,597.36 : 18,825,315.93 = 5,728,395.30 : x
  2. Step 2: Convert to fraction form
    12,556,597.36/18,825,315.93 = 5,728,395.30/x
  3. Step 3: Cross multiply
    12,556,597.36x = 18,825,315.93 × 5,728,395.30
  4. Step 4: Simplify right side
    12,556,597.36x = 107,838,851,294,427.12
  5. Step 5: Solve for x
    x = 107,838,851,294,427.12/12,556,597.36
  6. Step 6: Final answer
    x = 8,588,222.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.