Home / 8,538,529.51-11,783,263.74-4,670,967.64

Finding the Fourth Proportional to 8,538,529.51, 11,783,263.74 and 4,670,967.64

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Solution

The fourth proportional to 8,538,529.51, 11,783,263.74 and 4,670,967.64 is: 6,445,986.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,538,529.51 : 11,783,263.74 = 4,670,967.64 : x
  2. Step 2: Convert to fraction form
    8,538,529.51/11,783,263.74 = 4,670,967.64/x
  3. Step 3: Cross multiply
    8,538,529.51x = 11,783,263.74 × 4,670,967.64
  4. Step 4: Simplify right side
    8,538,529.51x = 55,039,243,623,125.37
  5. Step 5: Solve for x
    x = 55,039,243,623,125.37/8,538,529.51
  6. Step 6: Final answer
    x = 6,445,986.23

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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.