Home / 21,921,228.90-32,889,146.05-7,349,590.30

Finding the Fourth Proportional to 21,921,228.90, 32,889,146.05 and 7,349,590.30

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Solution

The fourth proportional to 21,921,228.90, 32,889,146.05 and 7,349,590.30 is: 11,026,833.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,921,228.90 : 32,889,146.05 = 7,349,590.30 : x
  2. Step 2: Convert to fraction form
    21,921,228.90/32,889,146.05 = 7,349,590.30/x
  3. Step 3: Cross multiply
    21,921,228.90x = 32,889,146.05 × 7,349,590.30
  4. Step 4: Simplify right side
    21,921,228.90x = 241,721,748,784,363.31
  5. Step 5: Solve for x
    x = 241,721,748,784,363.31/21,921,228.90
  6. Step 6: Final answer
    x = 11,026,833.85

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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.