Home / 67,417,505.33-101,129,201.22-21,362,768.36

Finding the Fourth Proportional to 67,417,505.33, 101,129,201.22 and 21,362,768.36

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Solution

The fourth proportional to 67,417,505.33, 101,129,201.22 and 21,362,768.36 is: 32,045,085.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,417,505.33 : 101,129,201.22 = 21,362,768.36 : x
  2. Step 2: Convert to fraction form
    67,417,505.33/101,129,201.22 = 21,362,768.36/x
  3. Step 3: Cross multiply
    67,417,505.33x = 101,129,201.22 × 21,362,768.36
  4. Step 4: Simplify right side
    67,417,505.33x = 2,160,399,699,987,875.50
  5. Step 5: Solve for x
    x = 2,160,399,699,987,875.50/67,417,505.33
  6. Step 6: Final answer
    x = 32,045,085.17

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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.