Home / 6,467,570.80-9,699,701.40-1,917,555.64

Finding the Fourth Proportional to 6,467,570.80, 9,699,701.40 and 1,917,555.64

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Solution

The fourth proportional to 6,467,570.80, 9,699,701.40 and 1,917,555.64 is: 2,875,842.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,467,570.80 : 9,699,701.40 = 1,917,555.64 : x
  2. Step 2: Convert to fraction form
    6,467,570.80/9,699,701.40 = 1,917,555.64/x
  3. Step 3: Cross multiply
    6,467,570.80x = 9,699,701.40 × 1,917,555.64
  4. Step 4: Simplify right side
    6,467,570.80x = 18,599,717,125,885.89
  5. Step 5: Solve for x
    x = 18,599,717,125,885.89/6,467,570.80
  6. Step 6: Final answer
    x = 2,875,842.83

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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.