Home / 47,396,455.08-71,097,339.81-13,315,143.78

Finding the Fourth Proportional to 47,396,455.08, 71,097,339.81 and 13,315,143.78

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Solution

The fourth proportional to 47,396,455.08, 71,097,339.81 and 13,315,143.78 is: 19,973,462.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,396,455.08 : 71,097,339.81 = 13,315,143.78 : x
  2. Step 2: Convert to fraction form
    47,396,455.08/71,097,339.81 = 13,315,143.78/x
  3. Step 3: Cross multiply
    47,396,455.08x = 71,097,339.81 × 13,315,143.78
  4. Step 4: Simplify right side
    47,396,455.08x = 946,671,301,945,667.88
  5. Step 5: Solve for x
    x = 946,671,301,945,667.88/47,396,455.08
  6. Step 6: Final answer
    x = 19,973,462.16

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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.