Home / 14,021,942.20-21,032,913.30-4,438,070.80

Finding the Fourth Proportional to 14,021,942.20, 21,032,913.30 and 4,438,070.80

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Solution

The fourth proportional to 14,021,942.20, 21,032,913.30 and 4,438,070.80 is: 6,657,106.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,021,942.20 : 21,032,913.30 = 4,438,070.80 : x
  2. Step 2: Convert to fraction form
    14,021,942.20/21,032,913.30 = 4,438,070.80/x
  3. Step 3: Cross multiply
    14,021,942.20x = 21,032,913.30 × 4,438,070.80
  4. Step 4: Simplify right side
    14,021,942.20x = 93,345,558,355,661.64
  5. Step 5: Solve for x
    x = 93,345,558,355,661.64/14,021,942.20
  6. Step 6: Final answer
    x = 6,657,106.20

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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.