Home / 28,869,523.61-39,830,133.87-16,470,709.83

Finding the Fourth Proportional to 28,869,523.61, 39,830,133.87 and 16,470,709.83

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Solution

The fourth proportional to 28,869,523.61, 39,830,133.87 and 16,470,709.83 is: 22,723,983.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,869,523.61 : 39,830,133.87 = 16,470,709.83 : x
  2. Step 2: Convert to fraction form
    28,869,523.61/39,830,133.87 = 16,470,709.83/x
  3. Step 3: Cross multiply
    28,869,523.61x = 39,830,133.87 × 16,470,709.83
  4. Step 4: Simplify right side
    28,869,523.61x = 656,030,577,462,824.88
  5. Step 5: Solve for x
    x = 656,030,577,462,824.88/28,869,523.61
  6. Step 6: Final answer
    x = 22,723,983.48

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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.