Home / 21,921,205.96-32,889,111.42-7,349,567.24

Finding the Fourth Proportional to 21,921,205.96, 32,889,111.42 and 7,349,567.24

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Solution

The fourth proportional to 21,921,205.96, 32,889,111.42 and 7,349,567.24 is: 11,026,799.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,921,205.96 : 32,889,111.42 = 7,349,567.24 : x
  2. Step 2: Convert to fraction form
    21,921,205.96/32,889,111.42 = 7,349,567.24/x
  3. Step 3: Cross multiply
    21,921,205.96x = 32,889,111.42 × 7,349,567.24
  4. Step 4: Simplify right side
    21,921,205.96x = 241,720,735,845,141.91
  5. Step 5: Solve for x
    x = 241,720,735,845,141.91/21,921,205.96
  6. Step 6: Final answer
    x = 11,026,799.18

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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.