Home / 8,892,615.84-13,356,779.40-5,305,391.52

Finding the Fourth Proportional to 8,892,615.84, 13,356,779.40 and 5,305,391.52

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Solution

The fourth proportional to 8,892,615.84, 13,356,779.40 and 5,305,391.52 is: 7,968,740.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,892,615.84 : 13,356,779.40 = 5,305,391.52 : x
  2. Step 2: Convert to fraction form
    8,892,615.84/13,356,779.40 = 5,305,391.52/x
  3. Step 3: Cross multiply
    8,892,615.84x = 13,356,779.40 × 5,305,391.52
  4. Step 4: Simplify right side
    8,892,615.84x = 70,862,944,163,270.69
  5. Step 5: Solve for x
    x = 70,862,944,163,270.69/8,892,615.84
  6. Step 6: Final answer
    x = 7,968,740.07

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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.