Home / 18,447,216.95-27,687,616.93-9,818,561.54

Finding the Fourth Proportional to 18,447,216.95, 27,687,616.93 and 9,818,561.54

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Solution

The fourth proportional to 18,447,216.95, 27,687,616.93 and 9,818,561.54 is: 14,736,779.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,447,216.95 : 27,687,616.93 = 9,818,561.54 : x
  2. Step 2: Convert to fraction form
    18,447,216.95/27,687,616.93 = 9,818,561.54/x
  3. Step 3: Cross multiply
    18,447,216.95x = 27,687,616.93 × 9,818,561.54
  4. Step 4: Simplify right side
    18,447,216.95x = 271,852,570,723,150.84
  5. Step 5: Solve for x
    x = 271,852,570,723,150.84/18,447,216.95
  6. Step 6: Final answer
    x = 14,736,779.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.