Home / 29,043,953.90-43,579,927.65-20,505,905.90

Finding the Fourth Proportional to 29,043,953.90, 43,579,927.65 and 20,505,905.90

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Solution

The fourth proportional to 29,043,953.90, 43,579,927.65 and 20,505,905.90 is: 30,768,741.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,043,953.90 : 43,579,927.65 = 20,505,905.90 : x
  2. Step 2: Convert to fraction form
    29,043,953.90/43,579,927.65 = 20,505,905.90/x
  3. Step 3: Cross multiply
    29,043,953.90x = 43,579,927.65 × 20,505,905.90
  4. Step 4: Simplify right side
    29,043,953.90x = 893,645,895,519,708
  5. Step 5: Solve for x
    x = 893,645,895,519,708/29,043,953.90
  6. Step 6: Final answer
    x = 30,768,741.01

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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.