Home / 30,222,178.20-45,328,838.62-14,865,345.78

Finding the Fourth Proportional to 30,222,178.20, 45,328,838.62 and 14,865,345.78

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Solution

The fourth proportional to 30,222,178.20, 45,328,838.62 and 14,865,345.78 is: 22,295,840.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,222,178.20 : 45,328,838.62 = 14,865,345.78 : x
  2. Step 2: Convert to fraction form
    30,222,178.20/45,328,838.62 = 14,865,345.78/x
  3. Step 3: Cross multiply
    30,222,178.20x = 45,328,838.62 × 14,865,345.78
  4. Step 4: Simplify right side
    30,222,178.20x = 673,828,859,892,118
  5. Step 5: Solve for x
    x = 673,828,859,892,118/30,222,178.20
  6. Step 6: Final answer
    x = 22,295,840.34

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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.