Home / 7,254,207.64-10,010,806.21-3,990,952.36

Finding the Fourth Proportional to 7,254,207.64, 10,010,806.21 and 3,990,952.36

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Solution

The fourth proportional to 7,254,207.64, 10,010,806.21 and 3,990,952.36 is: 5,507,514.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,254,207.64 : 10,010,806.21 = 3,990,952.36 : x
  2. Step 2: Convert to fraction form
    7,254,207.64/10,010,806.21 = 3,990,952.36/x
  3. Step 3: Cross multiply
    7,254,207.64x = 10,010,806.21 × 3,990,952.36
  4. Step 4: Simplify right side
    7,254,207.64x = 39,952,650,686,804.35
  5. Step 5: Solve for x
    x = 39,952,650,686,804.35/7,254,207.64
  6. Step 6: Final answer
    x = 5,507,514.07

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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.