Home / 7,557,764-11,336,654.28-1,877,988.32

Finding the Fourth Proportional to 7,557,764, 11,336,654.28 and 1,877,988.32

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Solution

The fourth proportional to 7,557,764, 11,336,654.28 and 1,877,988.32 is: 2,816,984.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,557,764 : 11,336,654.28 = 1,877,988.32 : x
  2. Step 2: Convert to fraction form
    7,557,764/11,336,654.28 = 1,877,988.32/x
  3. Step 3: Cross multiply
    7,557,764x = 11,336,654.28 × 1,877,988.32
  4. Step 4: Simplify right side
    7,557,764x = 21,290,104,325,718.01
  5. Step 5: Solve for x
    x = 21,290,104,325,718.01/7,557,764
  6. Step 6: Final answer
    x = 2,816,984.54

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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.