Home / 12,616,340.37-18,924,508.53-3,031,718.91

Finding the Fourth Proportional to 12,616,340.37, 18,924,508.53 and 3,031,718.91

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Solution

The fourth proportional to 12,616,340.37, 18,924,508.53 and 3,031,718.91 is: 4,547,577.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,616,340.37 : 18,924,508.53 = 3,031,718.91 : x
  2. Step 2: Convert to fraction form
    12,616,340.37/18,924,508.53 = 3,031,718.91/x
  3. Step 3: Cross multiply
    12,616,340.37x = 18,924,508.53 × 3,031,718.91
  4. Step 4: Simplify right side
    12,616,340.37x = 57,373,790,372,857.31
  5. Step 5: Solve for x
    x = 57,373,790,372,857.31/12,616,340.37
  6. Step 6: Final answer
    x = 4,547,577.88

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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.