Home / 21,740,005.67-30,001,580.55-11,950,862.45

Finding the Fourth Proportional to 21,740,005.67, 30,001,580.55 and 11,950,862.45

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Solution

The fourth proportional to 21,740,005.67, 30,001,580.55 and 11,950,862.45 is: 16,492,395.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,740,005.67 : 30,001,580.55 = 11,950,862.45 : x
  2. Step 2: Convert to fraction form
    21,740,005.67/30,001,580.55 = 11,950,862.45/x
  3. Step 3: Cross multiply
    21,740,005.67x = 30,001,580.55 × 11,950,862.45
  4. Step 4: Simplify right side
    21,740,005.67x = 358,544,762,285,637.44
  5. Step 5: Solve for x
    x = 358,544,762,285,637.44/21,740,005.67
  6. Step 6: Final answer
    x = 16,492,395.07

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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.