Home / 22,429,817.08-30,954,969.03-12,640,924.24

Finding the Fourth Proportional to 22,429,817.08, 30,954,969.03 and 12,640,924.24

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Solution

The fourth proportional to 22,429,817.08, 30,954,969.03 and 12,640,924.24 is: 17,445,501.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,429,817.08 : 30,954,969.03 = 12,640,924.24 : x
  2. Step 2: Convert to fraction form
    22,429,817.08/30,954,969.03 = 12,640,924.24/x
  3. Step 3: Cross multiply
    22,429,817.08x = 30,954,969.03 × 12,640,924.24
  4. Step 4: Simplify right side
    22,429,817.08x = 391,299,418,359,776.31
  5. Step 5: Solve for x
    x = 391,299,418,359,776.31/22,429,817.08
  6. Step 6: Final answer
    x = 17,445,501.98

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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.