Home / 13,506,826.95-18,641,279.93-8,282,958.75

Finding the Fourth Proportional to 13,506,826.95, 18,641,279.93 and 8,282,958.75

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Solution

The fourth proportional to 13,506,826.95, 18,641,279.93 and 8,282,958.75 is: 11,431,622.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,506,826.95 : 18,641,279.93 = 8,282,958.75 : x
  2. Step 2: Convert to fraction form
    13,506,826.95/18,641,279.93 = 8,282,958.75/x
  3. Step 3: Cross multiply
    13,506,826.95x = 18,641,279.93 × 8,282,958.75
  4. Step 4: Simplify right side
    13,506,826.95x = 154,404,952,665,978.09
  5. Step 5: Solve for x
    x = 154,404,952,665,978.09/13,506,826.95
  6. Step 6: Final answer
    x = 11,431,622.93

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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.