Home / 8,129,613.51-12,194,425.80-2,064,800.07

Finding the Fourth Proportional to 8,129,613.51, 12,194,425.80 and 2,064,800.07

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Solution

The fourth proportional to 8,129,613.51, 12,194,425.80 and 2,064,800.07 is: 3,097,201.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,129,613.51 : 12,194,425.80 = 2,064,800.07 : x
  2. Step 2: Convert to fraction form
    8,129,613.51/12,194,425.80 = 2,064,800.07/x
  3. Step 3: Cross multiply
    8,129,613.51x = 12,194,425.80 × 2,064,800.07
  4. Step 4: Simplify right side
    8,129,613.51x = 25,179,051,245,449.81
  5. Step 5: Solve for x
    x = 25,179,051,245,449.81/8,129,613.51
  6. Step 6: Final answer
    x = 3,097,201.51

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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.