Home / 43,114,968.70-64,672,453.05-21,552,898.30

Finding the Fourth Proportional to 43,114,968.70, 64,672,453.05 and 21,552,898.30

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Solution

The fourth proportional to 43,114,968.70, 64,672,453.05 and 21,552,898.30 is: 32,329,347.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,114,968.70 : 64,672,453.05 = 21,552,898.30 : x
  2. Step 2: Convert to fraction form
    43,114,968.70/64,672,453.05 = 21,552,898.30/x
  3. Step 3: Cross multiply
    43,114,968.70x = 64,672,453.05 × 21,552,898.30
  4. Step 4: Simplify right side
    43,114,968.70x = 1,393,878,803,398,174.75
  5. Step 5: Solve for x
    x = 1,393,878,803,398,174.75/43,114,968.70
  6. Step 6: Final answer
    x = 32,329,347.45

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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.