Home / 7,283,929.63-10,052,060.80-3,976,400.22

Finding the Fourth Proportional to 7,283,929.63, 10,052,060.80 and 3,976,400.22

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Solution

The fourth proportional to 7,283,929.63, 10,052,060.80 and 3,976,400.22 is: 5,487,562.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,283,929.63 : 10,052,060.80 = 3,976,400.22 : x
  2. Step 2: Convert to fraction form
    7,283,929.63/10,052,060.80 = 3,976,400.22/x
  3. Step 3: Cross multiply
    7,283,929.63x = 10,052,060.80 × 3,976,400.22
  4. Step 4: Simplify right side
    7,283,929.63x = 39,971,016,776,573.38
  5. Step 5: Solve for x
    x = 39,971,016,776,573.38/7,283,929.63
  6. Step 6: Final answer
    x = 5,487,562.18

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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.