Home / 21,939,408.30-32,909,112.45-10,602,000.30

Finding the Fourth Proportional to 21,939,408.30, 32,909,112.45 and 10,602,000.30

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Solution

The fourth proportional to 21,939,408.30, 32,909,112.45 and 10,602,000.30 is: 15,903,000.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,939,408.30 : 32,909,112.45 = 10,602,000.30 : x
  2. Step 2: Convert to fraction form
    21,939,408.30/32,909,112.45 = 10,602,000.30/x
  3. Step 3: Cross multiply
    21,939,408.30x = 32,909,112.45 × 10,602,000.30
  4. Step 4: Simplify right side
    21,939,408.30x = 348,902,420,067,633.75
  5. Step 5: Solve for x
    x = 348,902,420,067,633.75/21,939,408.30
  6. Step 6: Final answer
    x = 15,903,000.45

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1.5x scale

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.