Home / 28,815,124.28-43,225,713.43-9,385,864.27

Finding the Fourth Proportional to 28,815,124.28, 43,225,713.43 and 9,385,864.27

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Solution

The fourth proportional to 28,815,124.28, 43,225,713.43 and 9,385,864.27 is: 14,079,782.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,815,124.28 : 43,225,713.43 = 9,385,864.27 : x
  2. Step 2: Convert to fraction form
    28,815,124.28/43,225,713.43 = 9,385,864.27/x
  3. Step 3: Cross multiply
    28,815,124.28x = 43,225,713.43 × 9,385,864.27
  4. Step 4: Simplify right side
    28,815,124.28x = 405,710,679,096,367.25
  5. Step 5: Solve for x
    x = 405,710,679,096,367.25/28,815,124.28
  6. Step 6: Final answer
    x = 14,079,782.38

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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.