Home / 10,783,777.20-14,863,894.92-7,645,111.44

Finding the Fourth Proportional to 10,783,777.20, 14,863,894.92 and 7,645,111.44

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Solution

The fourth proportional to 10,783,777.20, 14,863,894.92 and 7,645,111.44 is: 10,537,692.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,783,777.20 : 14,863,894.92 = 7,645,111.44 : x
  2. Step 2: Convert to fraction form
    10,783,777.20/14,863,894.92 = 7,645,111.44/x
  3. Step 3: Cross multiply
    10,783,777.20x = 14,863,894.92 × 7,645,111.44
  4. Step 4: Simplify right side
    10,783,777.20x = 113,636,133,095,849.89
  5. Step 5: Solve for x
    x = 113,636,133,095,849.89/10,783,777.20
  6. Step 6: Final answer
    x = 10,537,692.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.