Home / 28,297,668.68-42,455,477.28-10,101,464.72

Finding the Fourth Proportional to 28,297,668.68, 42,455,477.28 and 10,101,464.72

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Solution

The fourth proportional to 28,297,668.68, 42,455,477.28 and 10,101,464.72 is: 15,155,400.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,297,668.68 : 42,455,477.28 = 10,101,464.72 : x
  2. Step 2: Convert to fraction form
    28,297,668.68/42,455,477.28 = 10,101,464.72/x
  3. Step 3: Cross multiply
    28,297,668.68x = 42,455,477.28 × 10,101,464.72
  4. Step 4: Simplify right side
    28,297,668.68x = 428,862,505,914,681.62
  5. Step 5: Solve for x
    x = 428,862,505,914,681.62/28,297,668.68
  6. Step 6: Final answer
    x = 15,155,400.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.