Home / 6,857,168.58-9,460,977.12-5,402,355.12

Finding the Fourth Proportional to 6,857,168.58, 9,460,977.12 and 5,402,355.12

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Solution

The fourth proportional to 6,857,168.58, 9,460,977.12 and 5,402,355.12 is: 7,453,740.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,857,168.58 : 9,460,977.12 = 5,402,355.12 : x
  2. Step 2: Convert to fraction form
    6,857,168.58/9,460,977.12 = 5,402,355.12/x
  3. Step 3: Cross multiply
    6,857,168.58x = 9,460,977.12 × 5,402,355.12
  4. Step 4: Simplify right side
    6,857,168.58x = 51,111,558,184,434.85
  5. Step 5: Solve for x
    x = 51,111,558,184,434.85/6,857,168.58
  6. Step 6: Final answer
    x = 7,453,740.94

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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.