Home / 31,626,976.77-47,431,158.71-14,345,179.65

Finding the Fourth Proportional to 31,626,976.77, 47,431,158.71 and 14,345,179.65

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Solution

The fourth proportional to 31,626,976.77, 47,431,158.71 and 14,345,179.65 is: 21,513,548.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,626,976.77 : 47,431,158.71 = 14,345,179.65 : x
  2. Step 2: Convert to fraction form
    31,626,976.77/47,431,158.71 = 14,345,179.65/x
  3. Step 3: Cross multiply
    31,626,976.77x = 47,431,158.71 × 14,345,179.65
  4. Step 4: Simplify right side
    31,626,976.77x = 680,408,492,630,886.38
  5. Step 5: Solve for x
    x = 680,408,492,630,886.38/31,626,976.77
  6. Step 6: Final answer
    x = 21,513,548.31

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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.