Home / 12,630,776.70-17,430,484.20-6,829,556.94

Finding the Fourth Proportional to 12,630,776.70, 17,430,484.20 and 6,829,556.94

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Solution

The fourth proportional to 12,630,776.70, 17,430,484.20 and 6,829,556.94 is: 9,424,795.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,630,776.70 : 17,430,484.20 = 6,829,556.94 : x
  2. Step 2: Convert to fraction form
    12,630,776.70/17,430,484.20 = 6,829,556.94/x
  3. Step 3: Cross multiply
    12,630,776.70x = 17,430,484.20 × 6,829,556.94
  4. Step 4: Simplify right side
    12,630,776.70x = 119,042,484,335,670.34
  5. Step 5: Solve for x
    x = 119,042,484,335,670.34/12,630,776.70
  6. Step 6: Final answer
    x = 9,424,795.26

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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.