Home / 27,090,629.40-40,635,829.48-9,814,779.84

Finding the Fourth Proportional to 27,090,629.40, 40,635,829.48 and 9,814,779.84

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Solution

The fourth proportional to 27,090,629.40, 40,635,829.48 and 9,814,779.84 is: 14,722,128.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,090,629.40 : 40,635,829.48 = 9,814,779.84 : x
  2. Step 2: Convert to fraction form
    27,090,629.40/40,635,829.48 = 9,814,779.84/x
  3. Step 3: Cross multiply
    27,090,629.40x = 40,635,829.48 × 9,814,779.84
  4. Step 4: Simplify right side
    27,090,629.40x = 398,831,719,961,981.62
  5. Step 5: Solve for x
    x = 398,831,719,961,981.62/27,090,629.40
  6. Step 6: Final answer
    x = 14,722,128.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.