Home / 55,898,692.20-83,798,174.70-21,812,110.20

Finding the Fourth Proportional to 55,898,692.20, 83,798,174.70 and 21,812,110.20

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Solution

The fourth proportional to 55,898,692.20, 83,798,174.70 and 21,812,110.20 is: 32,698,708.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,898,692.20 : 83,798,174.70 = 21,812,110.20 : x
  2. Step 2: Convert to fraction form
    55,898,692.20/83,798,174.70 = 21,812,110.20/x
  3. Step 3: Cross multiply
    55,898,692.20x = 83,798,174.70 × 21,812,110.20
  4. Step 4: Simplify right side
    55,898,692.20x = 1,827,815,021,115,252
  5. Step 5: Solve for x
    x = 1,827,815,021,115,252/55,898,692.20
  6. Step 6: Final answer
    x = 32,698,708.13

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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.