Home / 27,220,112.10-40,830,168.15-12,074,043.60

Finding the Fourth Proportional to 27,220,112.10, 40,830,168.15 and 12,074,043.60

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Solution

The fourth proportional to 27,220,112.10, 40,830,168.15 and 12,074,043.60 is: 18,111,065.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,220,112.10 : 40,830,168.15 = 12,074,043.60 : x
  2. Step 2: Convert to fraction form
    27,220,112.10/40,830,168.15 = 12,074,043.60/x
  3. Step 3: Cross multiply
    27,220,112.10x = 40,830,168.15 × 12,074,043.60
  4. Step 4: Simplify right side
    27,220,112.10x = 492,985,230,438,431.31
  5. Step 5: Solve for x
    x = 492,985,230,438,431.31/27,220,112.10
  6. Step 6: Final answer
    x = 18,111,065.40

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1.5x scale

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.