Home / 12,923,567.43-17,834,523.13-7,122,349.25

Finding the Fourth Proportional to 12,923,567.43, 17,834,523.13 and 7,122,349.25

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Solution

The fourth proportional to 12,923,567.43, 17,834,523.13 and 7,122,349.25 is: 9,828,842.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,923,567.43 : 17,834,523.13 = 7,122,349.25 : x
  2. Step 2: Convert to fraction form
    12,923,567.43/17,834,523.13 = 7,122,349.25/x
  3. Step 3: Cross multiply
    12,923,567.43x = 17,834,523.13 × 7,122,349.25
  4. Step 4: Simplify right side
    12,923,567.43x = 127,023,702,439,063.14
  5. Step 5: Solve for x
    x = 127,023,702,439,063.14/12,923,567.43
  6. Step 6: Final answer
    x = 9,828,842.01

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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.