Home / 28,815,124.36-43,225,713.56-9,385,864.35

Finding the Fourth Proportional to 28,815,124.36, 43,225,713.56 and 9,385,864.35

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Solution

The fourth proportional to 28,815,124.36, 43,225,713.56 and 9,385,864.35 is: 14,079,782.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,815,124.36 : 43,225,713.56 = 9,385,864.35 : x
  2. Step 2: Convert to fraction form
    28,815,124.36/43,225,713.56 = 9,385,864.35/x
  3. Step 3: Cross multiply
    28,815,124.36x = 43,225,713.56 × 9,385,864.35
  4. Step 4: Simplify right side
    28,815,124.36x = 405,710,683,906,115.56
  5. Step 5: Solve for x
    x = 405,710,683,906,115.56/28,815,124.36
  6. Step 6: Final answer
    x = 14,079,782.51

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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.