Home / 9,758,721.20-14,638,081.80-2,667,009.20

Finding the Fourth Proportional to 9,758,721.20, 14,638,081.80 and 2,667,009.20

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Solution

The fourth proportional to 9,758,721.20, 14,638,081.80 and 2,667,009.20 is: 4,000,513.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,758,721.20 : 14,638,081.80 = 2,667,009.20 : x
  2. Step 2: Convert to fraction form
    9,758,721.20/14,638,081.80 = 2,667,009.20/x
  3. Step 3: Cross multiply
    9,758,721.20x = 14,638,081.80 × 2,667,009.20
  4. Step 4: Simplify right side
    9,758,721.20x = 39,039,898,830,952.56
  5. Step 5: Solve for x
    x = 39,039,898,830,952.56/9,758,721.20
  6. Step 6: Final answer
    x = 4,000,513.80

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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.