Home / 8,315,554.61-12,473,779.04-2,636,221.79

Finding the Fourth Proportional to 8,315,554.61, 12,473,779.04 and 2,636,221.79

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Solution

The fourth proportional to 8,315,554.61, 12,473,779.04 and 2,636,221.79 is: 3,954,474.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,315,554.61 : 12,473,779.04 = 2,636,221.79 : x
  2. Step 2: Convert to fraction form
    8,315,554.61/12,473,779.04 = 2,636,221.79/x
  3. Step 3: Cross multiply
    8,315,554.61x = 12,473,779.04 × 2,636,221.79
  4. Step 4: Simplify right side
    8,315,554.61x = 32,883,648,108,893.28
  5. Step 5: Solve for x
    x = 32,883,648,108,893.28/8,315,554.61
  6. Step 6: Final answer
    x = 3,954,474.43

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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.