Home / 8,556,130-12,834,073.20-2,079,252.88

Finding the Fourth Proportional to 8,556,130, 12,834,073.20 and 2,079,252.88

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Solution

The fourth proportional to 8,556,130, 12,834,073.20 and 2,079,252.88 is: 3,118,849.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,556,130 : 12,834,073.20 = 2,079,252.88 : x
  2. Step 2: Convert to fraction form
    8,556,130/12,834,073.20 = 2,079,252.88/x
  3. Step 3: Cross multiply
    8,556,130x = 12,834,073.20 × 2,079,252.88
  4. Step 4: Simplify right side
    8,556,130x = 26,685,283,663,230.81
  5. Step 5: Solve for x
    x = 26,685,283,663,230.81/8,556,130
  6. Step 6: Final answer
    x = 3,118,849.72

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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.