Home / 9,778,684.13-13,493,929.73-5,913,336.77

Finding the Fourth Proportional to 9,778,684.13, 13,493,929.73 and 5,913,336.77

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Solution

The fourth proportional to 9,778,684.13, 13,493,929.73 and 5,913,336.77 is: 8,160,009.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,778,684.13 : 13,493,929.73 = 5,913,336.77 : x
  2. Step 2: Convert to fraction form
    9,778,684.13/13,493,929.73 = 5,913,336.77/x
  3. Step 3: Cross multiply
    9,778,684.13x = 13,493,929.73 × 5,913,336.77
  4. Step 4: Simplify right side
    9,778,684.13x = 79,794,150,814,638.48
  5. Step 5: Solve for x
    x = 79,794,150,814,638.48/9,778,684.13
  6. Step 6: Final answer
    x = 8,160,009.03

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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.