Home / 21,921,168.88-32,889,055.84-7,349,530.28

Finding the Fourth Proportional to 21,921,168.88, 32,889,055.84 and 7,349,530.28

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Solution

The fourth proportional to 21,921,168.88, 32,889,055.84 and 7,349,530.28 is: 11,026,743.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,921,168.88 : 32,889,055.84 = 7,349,530.28 : x
  2. Step 2: Convert to fraction form
    21,921,168.88/32,889,055.84 = 7,349,530.28/x
  3. Step 3: Cross multiply
    21,921,168.88x = 32,889,055.84 × 7,349,530.28
  4. Step 4: Simplify right side
    21,921,168.88x = 241,719,111,776,690.84
  5. Step 5: Solve for x
    x = 241,719,111,776,690.84/21,921,168.88
  6. Step 6: Final answer
    x = 11,026,743.74

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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.