Home / 21,720,684.48-32,581,056.96-9,253,676.40

Finding the Fourth Proportional to 21,720,684.48, 32,581,056.96 and 9,253,676.40

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Solution

The fourth proportional to 21,720,684.48, 32,581,056.96 and 9,253,676.40 is: 13,880,527.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,720,684.48 : 32,581,056.96 = 9,253,676.40 : x
  2. Step 2: Convert to fraction form
    21,720,684.48/32,581,056.96 = 9,253,676.40/x
  3. Step 3: Cross multiply
    21,720,684.48x = 32,581,056.96 × 9,253,676.40
  4. Step 4: Simplify right side
    21,720,684.48x = 301,494,557,877,807.75
  5. Step 5: Solve for x
    x = 301,494,557,877,807.75/21,720,684.48
  6. Step 6: Final answer
    x = 13,880,527.48

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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.