Home / 12,630,756.72-17,430,456.62-6,829,536.93

Finding the Fourth Proportional to 12,630,756.72, 17,430,456.62 and 6,829,536.93

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Solution

The fourth proportional to 12,630,756.72, 17,430,456.62 and 6,829,536.93 is: 9,424,767.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,630,756.72 : 17,430,456.62 = 6,829,536.93 : x
  2. Step 2: Convert to fraction form
    12,630,756.72/17,430,456.62 = 6,829,536.93/x
  3. Step 3: Cross multiply
    12,630,756.72x = 17,430,456.62 × 6,829,536.93
  4. Step 4: Simplify right side
    12,630,756.72x = 119,041,947,193,052.98
  5. Step 5: Solve for x
    x = 119,041,947,193,052.98/12,630,756.72
  6. Step 6: Final answer
    x = 9,424,767.64

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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.