Home / 10,018,081.85-13,824,957.35-5,667,075.05

Finding the Fourth Proportional to 10,018,081.85, 13,824,957.35 and 5,667,075.05

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Solution

The fourth proportional to 10,018,081.85, 13,824,957.35 and 5,667,075.05 is: 7,820,566.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,018,081.85 : 13,824,957.35 = 5,667,075.05 : x
  2. Step 2: Convert to fraction form
    10,018,081.85/13,824,957.35 = 5,667,075.05/x
  3. Step 3: Cross multiply
    10,018,081.85x = 13,824,957.35 × 5,667,075.05
  4. Step 4: Simplify right side
    10,018,081.85x = 78,347,070,810,542.02
  5. Step 5: Solve for x
    x = 78,347,070,810,542.02/10,018,081.85
  6. Step 6: Final answer
    x = 7,820,566.05

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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.