Home / 15,075,617.94-20,806,200.27-8,880,345.09

Finding the Fourth Proportional to 15,075,617.94, 20,806,200.27 and 8,880,345.09

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Solution

The fourth proportional to 15,075,617.94, 20,806,200.27 and 8,880,345.09 is: 12,255,964.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,075,617.94 : 20,806,200.27 = 8,880,345.09 : x
  2. Step 2: Convert to fraction form
    15,075,617.94/20,806,200.27 = 8,880,345.09/x
  3. Step 3: Cross multiply
    15,075,617.94x = 20,806,200.27 × 8,880,345.09
  4. Step 4: Simplify right side
    15,075,617.94x = 184,766,238,409,251.16
  5. Step 5: Solve for x
    x = 184,766,238,409,251.16/15,075,617.94
  6. Step 6: Final answer
    x = 12,255,964.51

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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.