Home / 30,596,755.80-45,895,133.70-28,801,666.20

Finding the Fourth Proportional to 30,596,755.80, 45,895,133.70 and 28,801,666.20

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Solution

The fourth proportional to 30,596,755.80, 45,895,133.70 and 28,801,666.20 is: 43,202,499.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,596,755.80 : 45,895,133.70 = 28,801,666.20 : x
  2. Step 2: Convert to fraction form
    30,596,755.80/45,895,133.70 = 28,801,666.20/x
  3. Step 3: Cross multiply
    30,596,755.80x = 45,895,133.70 × 28,801,666.20
  4. Step 4: Simplify right side
    30,596,755.80x = 1,321,856,321,031,771
  5. Step 5: Solve for x
    x = 1,321,856,321,031,771/30,596,755.80
  6. Step 6: Final answer
    x = 43,202,499.30

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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.