Home / 13,268,288.95-19,911,522.98-4,632,390.48

Finding the Fourth Proportional to 13,268,288.95, 19,911,522.98 and 4,632,390.48

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Solution

The fourth proportional to 13,268,288.95, 19,911,522.98 and 4,632,390.48 is: 6,951,759.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,268,288.95 : 19,911,522.98 = 4,632,390.48 : x
  2. Step 2: Convert to fraction form
    13,268,288.95/19,911,522.98 = 4,632,390.48/x
  3. Step 3: Cross multiply
    13,268,288.95x = 19,911,522.98 × 4,632,390.48
  4. Step 4: Simplify right side
    13,268,288.95x = 92,237,949,506,434.22
  5. Step 5: Solve for x
    x = 92,237,949,506,434.22/13,268,288.95
  6. Step 6: Final answer
    x = 6,951,759.18

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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.