Home / 7,085,983.14-9,778,032.95-3,946,009.59

Finding the Fourth Proportional to 7,085,983.14, 9,778,032.95 and 3,946,009.59

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Solution

The fourth proportional to 7,085,983.14, 9,778,032.95 and 3,946,009.59 is: 5,445,145.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,085,983.14 : 9,778,032.95 = 3,946,009.59 : x
  2. Step 2: Convert to fraction form
    7,085,983.14/9,778,032.95 = 3,946,009.59/x
  3. Step 3: Cross multiply
    7,085,983.14x = 9,778,032.95 × 3,946,009.59
  4. Step 4: Simplify right side
    7,085,983.14x = 38,584,211,772,305.95
  5. Step 5: Solve for x
    x = 38,584,211,772,305.95/7,085,983.14
  6. Step 6: Final answer
    x = 5,445,145.86

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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.