Home / 19,274,840.51-28,921,089.86-8,348,372.01

Finding the Fourth Proportional to 19,274,840.51, 28,921,089.86 and 8,348,372.01

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Solution

The fourth proportional to 19,274,840.51, 28,921,089.86 and 8,348,372.01 is: 12,526,382.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,274,840.51 : 28,921,089.86 = 8,348,372.01 : x
  2. Step 2: Convert to fraction form
    19,274,840.51/28,921,089.86 = 8,348,372.01/x
  3. Step 3: Cross multiply
    19,274,840.51x = 28,921,089.86 × 8,348,372.01
  4. Step 4: Simplify right side
    19,274,840.51x = 241,444,017,085,918.81
  5. Step 5: Solve for x
    x = 241,444,017,085,918.81/19,274,840.51
  6. Step 6: Final answer
    x = 12,526,382.10

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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.