Home / 5,175,346.95-7,142,027.03-2,852,322.30

Finding the Fourth Proportional to 5,175,346.95, 7,142,027.03 and 2,852,322.30

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Solution

The fourth proportional to 5,175,346.95, 7,142,027.03 and 2,852,322.30 is: 3,936,231.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,175,346.95 : 7,142,027.03 = 2,852,322.30 : x
  2. Step 2: Convert to fraction form
    5,175,346.95/7,142,027.03 = 2,852,322.30/x
  3. Step 3: Cross multiply
    5,175,346.95x = 7,142,027.03 × 2,852,322.30
  4. Step 4: Simplify right side
    5,175,346.95x = 20,371,362,964,871.77
  5. Step 5: Solve for x
    x = 20,371,362,964,871.77/5,175,346.95
  6. Step 6: Final answer
    x = 3,936,231.36

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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.