Home / 28,923,371.68-43,385,311.76-7,357,996.20

Finding the Fourth Proportional to 28,923,371.68, 43,385,311.76 and 7,357,996.20

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Solution

The fourth proportional to 28,923,371.68, 43,385,311.76 and 7,357,996.20 is: 11,037,058.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,923,371.68 : 43,385,311.76 = 7,357,996.20 : x
  2. Step 2: Convert to fraction form
    28,923,371.68/43,385,311.76 = 7,357,996.20/x
  3. Step 3: Cross multiply
    28,923,371.68x = 43,385,311.76 × 7,357,996.20
  4. Step 4: Simplify right side
    28,923,371.68x = 319,228,959,065,895.31
  5. Step 5: Solve for x
    x = 319,228,959,065,895.31/28,923,371.68
  6. Step 6: Final answer
    x = 11,037,058.98

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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.