Home / 20,632,525.30-30,946,890.12-6,984,111.61

Finding the Fourth Proportional to 20,632,525.30, 30,946,890.12 and 6,984,111.61

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Solution

The fourth proportional to 20,632,525.30, 30,946,890.12 and 6,984,111.61 is: 10,475,525.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,632,525.30 : 30,946,890.12 = 6,984,111.61 : x
  2. Step 2: Convert to fraction form
    20,632,525.30/30,946,890.12 = 6,984,111.61/x
  3. Step 3: Cross multiply
    20,632,525.30x = 30,946,890.12 × 6,984,111.61
  4. Step 4: Simplify right side
    20,632,525.30x = 216,136,534,580,486.31
  5. Step 5: Solve for x
    x = 216,136,534,580,486.31/20,632,525.30
  6. Step 6: Final answer
    x = 10,475,525.00

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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.