Home / 11,375,981.63-15,698,925.83-6,148,979.02

Finding the Fourth Proportional to 11,375,981.63, 15,698,925.83 and 6,148,979.02

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Solution

The fourth proportional to 11,375,981.63, 15,698,925.83 and 6,148,979.02 is: 8,485,629.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,375,981.63 : 15,698,925.83 = 6,148,979.02 : x
  2. Step 2: Convert to fraction form
    11,375,981.63/15,698,925.83 = 6,148,979.02/x
  3. Step 3: Cross multiply
    11,375,981.63x = 15,698,925.83 × 6,148,979.02
  4. Step 4: Simplify right side
    11,375,981.63x = 96,532,365,495,213.88
  5. Step 5: Solve for x
    x = 96,532,365,495,213.88/11,375,981.63
  6. Step 6: Final answer
    x = 8,485,629.51

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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.