Home / 15,753,576.78-23,630,369.18-4,971,721.46

Finding the Fourth Proportional to 15,753,576.78, 23,630,369.18 and 4,971,721.46

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Solution

The fourth proportional to 15,753,576.78, 23,630,369.18 and 4,971,721.46 is: 7,457,583.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,753,576.78 : 23,630,369.18 = 4,971,721.46 : x
  2. Step 2: Convert to fraction form
    15,753,576.78/23,630,369.18 = 4,971,721.46/x
  3. Step 3: Cross multiply
    15,753,576.78x = 23,630,369.18 × 4,971,721.46
  4. Step 4: Simplify right side
    15,753,576.78x = 117,483,613,416,918.16
  5. Step 5: Solve for x
    x = 117,483,613,416,918.16/15,753,576.78
  6. Step 6: Final answer
    x = 7,457,583.45

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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.