Home / 7,920,294.35-10,934,942.70-5,443,779.29

Finding the Fourth Proportional to 7,920,294.35, 10,934,942.70 and 5,443,779.29

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Solution

The fourth proportional to 7,920,294.35, 10,934,942.70 and 5,443,779.29 is: 7,515,808.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,920,294.35 : 10,934,942.70 = 5,443,779.29 : x
  2. Step 2: Convert to fraction form
    7,920,294.35/10,934,942.70 = 5,443,779.29/x
  3. Step 3: Cross multiply
    7,920,294.35x = 10,934,942.70 × 5,443,779.29
  4. Step 4: Simplify right side
    7,920,294.35x = 59,527,414,525,703.08
  5. Step 5: Solve for x
    x = 59,527,414,525,703.08/7,920,294.35
  6. Step 6: Final answer
    x = 7,515,808.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.