Home / 9,487,006.08-13,091,977.32-5,135,980.80

Finding the Fourth Proportional to 9,487,006.08, 13,091,977.32 and 5,135,980.80

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Solution

The fourth proportional to 9,487,006.08, 13,091,977.32 and 5,135,980.80 is: 7,087,604.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,487,006.08 : 13,091,977.32 = 5,135,980.80 : x
  2. Step 2: Convert to fraction form
    9,487,006.08/13,091,977.32 = 5,135,980.80/x
  3. Step 3: Cross multiply
    9,487,006.08x = 13,091,977.32 × 5,135,980.80
  4. Step 4: Simplify right side
    9,487,006.08x = 67,240,144,149,555.45
  5. Step 5: Solve for x
    x = 67,240,144,149,555.45/9,487,006.08
  6. Step 6: Final answer
    x = 7,087,604.20

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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.