Home / 8,092,687.20-12,139,030.80-2,109,055.20

Finding the Fourth Proportional to 8,092,687.20, 12,139,030.80 and 2,109,055.20

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Solution

The fourth proportional to 8,092,687.20, 12,139,030.80 and 2,109,055.20 is: 3,163,582.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,092,687.20 : 12,139,030.80 = 2,109,055.20 : x
  2. Step 2: Convert to fraction form
    8,092,687.20/12,139,030.80 = 2,109,055.20/x
  3. Step 3: Cross multiply
    8,092,687.20x = 12,139,030.80 × 2,109,055.20
  4. Step 4: Simplify right side
    8,092,687.20x = 25,601,886,031,700.16
  5. Step 5: Solve for x
    x = 25,601,886,031,700.16/8,092,687.20
  6. Step 6: Final answer
    x = 3,163,582.80

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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.