Home / 21,970,239.34-32,932,289.89-7,392,098.05

Finding the Fourth Proportional to 21,970,239.34, 32,932,289.89 and 7,392,098.05

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Solution

The fourth proportional to 21,970,239.34, 32,932,289.89 and 7,392,098.05 is: 11,080,385.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,970,239.34 : 32,932,289.89 = 7,392,098.05 : x
  2. Step 2: Convert to fraction form
    21,970,239.34/32,932,289.89 = 7,392,098.05/x
  3. Step 3: Cross multiply
    21,970,239.34x = 32,932,289.89 × 7,392,098.05
  4. Step 4: Simplify right side
    21,970,239.34x = 243,438,715,877,903.72
  5. Step 5: Solve for x
    x = 243,438,715,877,903.72/21,970,239.34
  6. Step 6: Final answer
    x = 11,080,385.25

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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.