Home / 10,196,891.64-15,289,746.87-4,042,638.81

Finding the Fourth Proportional to 10,196,891.64, 15,289,746.87 and 4,042,638.81

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Solution

The fourth proportional to 10,196,891.64, 15,289,746.87 and 4,042,638.81 is: 6,061,741.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,196,891.64 : 15,289,746.87 = 4,042,638.81 : x
  2. Step 2: Convert to fraction form
    10,196,891.64/15,289,746.87 = 4,042,638.81/x
  3. Step 3: Cross multiply
    10,196,891.64x = 15,289,746.87 × 4,042,638.81
  4. Step 4: Simplify right side
    10,196,891.64x = 61,810,924,091,738.02
  5. Step 5: Solve for x
    x = 61,810,924,091,738.02/10,196,891.64
  6. Step 6: Final answer
    x = 6,061,741.78

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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.