Home / 5,020,721.74-6,928,742.10-2,845,192.54

Finding the Fourth Proportional to 5,020,721.74, 6,928,742.10 and 2,845,192.54

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Solution

The fourth proportional to 5,020,721.74, 6,928,742.10 and 2,845,192.54 is: 3,926,448.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,020,721.74 : 6,928,742.10 = 2,845,192.54 : x
  2. Step 2: Convert to fraction form
    5,020,721.74/6,928,742.10 = 2,845,192.54/x
  3. Step 3: Cross multiply
    5,020,721.74x = 6,928,742.10 × 2,845,192.54
  4. Step 4: Simplify right side
    5,020,721.74x = 19,713,605,334,503.93
  5. Step 5: Solve for x
    x = 19,713,605,334,503.93/5,020,721.74
  6. Step 6: Final answer
    x = 3,926,448.50

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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.