Home / 7,774,100-10,727,585.52-5,020,907.60

Finding the Fourth Proportional to 7,774,100, 10,727,585.52 and 5,020,907.60

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Solution

The fourth proportional to 7,774,100, 10,727,585.52 and 5,020,907.60 is: 6,928,418.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,774,100 : 10,727,585.52 = 5,020,907.60 : x
  2. Step 2: Convert to fraction form
    7,774,100/10,727,585.52 = 5,020,907.60/x
  3. Step 3: Cross multiply
    7,774,100x = 10,727,585.52 × 5,020,907.60
  4. Step 4: Simplify right side
    7,774,100x = 53,862,215,667,017.95
  5. Step 5: Solve for x
    x = 53,862,215,667,017.95/7,774,100
  6. Step 6: Final answer
    x = 6,928,418.17

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1.5x scale

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.