Home / 8,042,949.60-12,064,508.48-3,186,437.94

Finding the Fourth Proportional to 8,042,949.60, 12,064,508.48 and 3,186,437.94

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Solution

The fourth proportional to 8,042,949.60, 12,064,508.48 and 3,186,437.94 is: 4,779,690.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,042,949.60 : 12,064,508.48 = 3,186,437.94 : x
  2. Step 2: Convert to fraction form
    8,042,949.60/12,064,508.48 = 3,186,437.94/x
  3. Step 3: Cross multiply
    8,042,949.60x = 12,064,508.48 × 3,186,437.94
  4. Step 4: Simplify right side
    8,042,949.60x = 38,442,807,532,191.54
  5. Step 5: Solve for x
    x = 38,442,807,532,191.54/8,042,949.60
  6. Step 6: Final answer
    x = 4,779,690.22

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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.