Home / 13,319,650.26-19,971,384.84-5,222,925.90

Finding the Fourth Proportional to 13,319,650.26, 19,971,384.84 and 5,222,925.90

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Solution

The fourth proportional to 13,319,650.26, 19,971,384.84 and 5,222,925.90 is: 7,831,216.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,319,650.26 : 19,971,384.84 = 5,222,925.90 : x
  2. Step 2: Convert to fraction form
    13,319,650.26/19,971,384.84 = 5,222,925.90/x
  3. Step 3: Cross multiply
    13,319,650.26x = 19,971,384.84 × 5,222,925.90
  4. Step 4: Simplify right side
    13,319,650.26x = 104,309,063,139,703.36
  5. Step 5: Solve for x
    x = 104,309,063,139,703.36/13,319,650.26
  6. Step 6: Final answer
    x = 7,831,216.37

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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.