Home / 9,706,837.20-13,395,715.72-5,356,203.68

Finding the Fourth Proportional to 9,706,837.20, 13,395,715.72 and 5,356,203.68

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Solution

The fourth proportional to 9,706,837.20, 13,395,715.72 and 5,356,203.68 is: 7,391,715.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,706,837.20 : 13,395,715.72 = 5,356,203.68 : x
  2. Step 2: Convert to fraction form
    9,706,837.20/13,395,715.72 = 5,356,203.68/x
  3. Step 3: Cross multiply
    9,706,837.20x = 13,395,715.72 × 5,356,203.68
  4. Step 4: Simplify right side
    9,706,837.20x = 71,750,181,835,697.84
  5. Step 5: Solve for x
    x = 71,750,181,835,697.84/9,706,837.20
  6. Step 6: Final answer
    x = 7,391,715.79

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1.5x scale

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.