Home / 20,170,674.02-27,837,862.18-11,230,684.58

Finding the Fourth Proportional to 20,170,674.02, 27,837,862.18 and 11,230,684.58

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Solution

The fourth proportional to 20,170,674.02, 27,837,862.18 and 11,230,684.58 is: 15,499,643.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,170,674.02 : 27,837,862.18 = 11,230,684.58 : x
  2. Step 2: Convert to fraction form
    20,170,674.02/27,837,862.18 = 11,230,684.58/x
  3. Step 3: Cross multiply
    20,170,674.02x = 27,837,862.18 × 11,230,684.58
  4. Step 4: Simplify right side
    20,170,674.02x = 312,638,249,525,091.19
  5. Step 5: Solve for x
    x = 312,638,249,525,091.19/20,170,674.02
  6. Step 6: Final answer
    x = 15,499,643.16

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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.