Home / 30,982,370.72-46,467,266.16-19,462,693.28

Finding the Fourth Proportional to 30,982,370.72, 46,467,266.16 and 19,462,693.28

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Solution

The fourth proportional to 30,982,370.72, 46,467,266.16 and 19,462,693.28 is: 29,190,088.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,982,370.72 : 46,467,266.16 = 19,462,693.28 : x
  2. Step 2: Convert to fraction form
    30,982,370.72/46,467,266.16 = 19,462,693.28/x
  3. Step 3: Cross multiply
    30,982,370.72x = 46,467,266.16 × 19,462,693.28
  4. Step 4: Simplify right side
    30,982,370.72x = 904,378,148,832,203.38
  5. Step 5: Solve for x
    x = 904,378,148,832,203.38/30,982,370.72
  6. Step 6: Final answer
    x = 29,190,088.68

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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.