Home / 12,452,657.93-17,185,095.21-7,225,271.39

Finding the Fourth Proportional to 12,452,657.93, 17,185,095.21 and 7,225,271.39

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Solution

The fourth proportional to 12,452,657.93, 17,185,095.21 and 7,225,271.39 is: 9,971,122.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,452,657.93 : 17,185,095.21 = 7,225,271.39 : x
  2. Step 2: Convert to fraction form
    12,452,657.93/17,185,095.21 = 7,225,271.39/x
  3. Step 3: Cross multiply
    12,452,657.93x = 17,185,095.21 × 7,225,271.39
  4. Step 4: Simplify right side
    12,452,657.93x = 124,166,976,825,296.56
  5. Step 5: Solve for x
    x = 124,166,976,825,296.56/12,452,657.93
  6. Step 6: Final answer
    x = 9,971,122.43

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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.