Home / 8,085,312.85-12,127,969.28-4,042,424.65

Finding the Fourth Proportional to 8,085,312.85, 12,127,969.28 and 4,042,424.65

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Solution

The fourth proportional to 8,085,312.85, 12,127,969.28 and 4,042,424.65 is: 6,063,636.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,085,312.85 : 12,127,969.28 = 4,042,424.65 : x
  2. Step 2: Convert to fraction form
    8,085,312.85/12,127,969.28 = 4,042,424.65/x
  3. Step 3: Cross multiply
    8,085,312.85x = 12,127,969.28 × 4,042,424.65
  4. Step 4: Simplify right side
    8,085,312.85x = 49,026,401,951,702.63
  5. Step 5: Solve for x
    x = 49,026,401,951,702.63/8,085,312.85
  6. Step 6: Final answer
    x = 6,063,636.98

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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.