Home / 14,318,066.64-19,758,935.18-7,879,538.64

Finding the Fourth Proportional to 14,318,066.64, 19,758,935.18 and 7,879,538.64

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Solution

The fourth proportional to 14,318,066.64, 19,758,935.18 and 7,879,538.64 is: 10,873,765.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,318,066.64 : 19,758,935.18 = 7,879,538.64 : x
  2. Step 2: Convert to fraction form
    14,318,066.64/19,758,935.18 = 7,879,538.64/x
  3. Step 3: Cross multiply
    14,318,066.64x = 19,758,935.18 × 7,879,538.64
  4. Step 4: Simplify right side
    14,318,066.64x = 155,691,293,236,065.34
  5. Step 5: Solve for x
    x = 155,691,293,236,065.34/14,318,066.64
  6. Step 6: Final answer
    x = 10,873,765.09

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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.