Home / 11,178,047.20-16,767,070.80-3,997,688.80

Finding the Fourth Proportional to 11,178,047.20, 16,767,070.80 and 3,997,688.80

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Solution

The fourth proportional to 11,178,047.20, 16,767,070.80 and 3,997,688.80 is: 5,996,533.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,178,047.20 : 16,767,070.80 = 3,997,688.80 : x
  2. Step 2: Convert to fraction form
    11,178,047.20/16,767,070.80 = 3,997,688.80/x
  3. Step 3: Cross multiply
    11,178,047.20x = 16,767,070.80 × 3,997,688.80
  4. Step 4: Simplify right side
    11,178,047.20x = 67,029,531,145,967.04
  5. Step 5: Solve for x
    x = 67,029,531,145,967.04/11,178,047.20
  6. Step 6: Final answer
    x = 5,996,533.20

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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.