Home / 7,199,708.08-9,935,598.09-3,936,525.07

Finding the Fourth Proportional to 7,199,708.08, 9,935,598.09 and 3,936,525.07

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Solution

The fourth proportional to 7,199,708.08, 9,935,598.09 and 3,936,525.07 is: 5,432,405.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,199,708.08 : 9,935,598.09 = 3,936,525.07 : x
  2. Step 2: Convert to fraction form
    7,199,708.08/9,935,598.09 = 3,936,525.07/x
  3. Step 3: Cross multiply
    7,199,708.08x = 9,935,598.09 × 3,936,525.07
  4. Step 4: Simplify right side
    7,199,708.08x = 39,111,730,966,729.12
  5. Step 5: Solve for x
    x = 39,111,730,966,729.12/7,199,708.08
  6. Step 6: Final answer
    x = 5,432,405.11

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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.