Home / 8,210,031.20-12,294,051.60-6,068,520.80

Finding the Fourth Proportional to 8,210,031.20, 12,294,051.60 and 6,068,520.80

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Solution

The fourth proportional to 8,210,031.20, 12,294,051.60 and 6,068,520.80 is: 9,087,262.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,210,031.20 : 12,294,051.60 = 6,068,520.80 : x
  2. Step 2: Convert to fraction form
    8,210,031.20/12,294,051.60 = 6,068,520.80/x
  3. Step 3: Cross multiply
    8,210,031.20x = 12,294,051.60 × 6,068,520.80
  4. Step 4: Simplify right side
    8,210,031.20x = 74,606,707,850,873.28
  5. Step 5: Solve for x
    x = 74,606,707,850,873.28/8,210,031.20
  6. Step 6: Final answer
    x = 9,087,262.40

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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.