Home / 14,021,939.70-21,032,909.55-4,438,068.30

Finding the Fourth Proportional to 14,021,939.70, 21,032,909.55 and 4,438,068.30

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Solution

The fourth proportional to 14,021,939.70, 21,032,909.55 and 4,438,068.30 is: 6,657,102.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,021,939.70 : 21,032,909.55 = 4,438,068.30 : x
  2. Step 2: Convert to fraction form
    14,021,939.70/21,032,909.55 = 4,438,068.30/x
  3. Step 3: Cross multiply
    14,021,939.70x = 21,032,909.55 × 4,438,068.30
  4. Step 4: Simplify right side
    14,021,939.70x = 93,345,489,130,622.27
  5. Step 5: Solve for x
    x = 93,345,489,130,622.27/14,021,939.70
  6. Step 6: Final answer
    x = 6,657,102.45

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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.