Home / 21,824,991.54-30,118,707.90-12,035,826.45

Finding the Fourth Proportional to 21,824,991.54, 30,118,707.90 and 12,035,826.45

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Solution

The fourth proportional to 21,824,991.54, 30,118,707.90 and 12,035,826.45 is: 16,609,561.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,824,991.54 : 30,118,707.90 = 12,035,826.45 : x
  2. Step 2: Convert to fraction form
    21,824,991.54/30,118,707.90 = 12,035,826.45/x
  3. Step 3: Cross multiply
    21,824,991.54x = 30,118,707.90 × 12,035,826.45
  4. Step 4: Simplify right side
    21,824,991.54x = 362,503,541,182,643.94
  5. Step 5: Solve for x
    x = 362,503,541,182,643.94/21,824,991.54
  6. Step 6: Final answer
    x = 16,609,561.59

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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.