Home / 5,113,060.20-7,056,169.61-2,821,368.51

Finding the Fourth Proportional to 5,113,060.20, 7,056,169.61 and 2,821,368.51

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Solution

The fourth proportional to 5,113,060.20, 7,056,169.61 and 2,821,368.51 is: 3,893,569.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,113,060.20 : 7,056,169.61 = 2,821,368.51 : x
  2. Step 2: Convert to fraction form
    5,113,060.20/7,056,169.61 = 2,821,368.51/x
  3. Step 3: Cross multiply
    5,113,060.20x = 7,056,169.61 × 2,821,368.51
  4. Step 4: Simplify right side
    5,113,060.20x = 19,908,054,724,766.14
  5. Step 5: Solve for x
    x = 19,908,054,724,766.14/5,113,060.20
  6. Step 6: Final answer
    x = 3,893,569.40

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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.