Home / 16,402,704.20-24,604,056.30-7,880,985.80

Finding the Fourth Proportional to 16,402,704.20, 24,604,056.30 and 7,880,985.80

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Solution

The fourth proportional to 16,402,704.20, 24,604,056.30 and 7,880,985.80 is: 11,821,478.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,402,704.20 : 24,604,056.30 = 7,880,985.80 : x
  2. Step 2: Convert to fraction form
    16,402,704.20/24,604,056.30 = 7,880,985.80/x
  3. Step 3: Cross multiply
    16,402,704.20x = 24,604,056.30 × 7,880,985.80
  4. Step 4: Simplify right side
    16,402,704.20x = 193,904,218,322,700.53
  5. Step 5: Solve for x
    x = 193,904,218,322,700.53/16,402,704.20
  6. Step 6: Final answer
    x = 11,821,478.70

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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.