Home / 67,444,446.90-101,170,349.37-21,382,984.47

Finding the Fourth Proportional to 67,444,446.90, 101,170,349.37 and 21,382,984.47

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Solution

The fourth proportional to 67,444,446.90, 101,170,349.37 and 21,382,984.47 is: 32,075,643.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,444,446.90 : 101,170,349.37 = 21,382,984.47 : x
  2. Step 2: Convert to fraction form
    67,444,446.90/101,170,349.37 = 21,382,984.47/x
  3. Step 3: Cross multiply
    67,444,446.90x = 101,170,349.37 × 21,382,984.47
  4. Step 4: Simplify right side
    67,444,446.90x = 2,163,324,009,403,184.25
  5. Step 5: Solve for x
    x = 2,163,324,009,403,184.25/67,444,446.90
  6. Step 6: Final answer
    x = 32,075,643.12

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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.