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Finding the Fourth Proportional to 9,973,512.69, 14,960,273.13 and 2,400,478.44

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Solution

The fourth proportional to 9,973,512.69, 14,960,273.13 and 2,400,478.44 is: 3,600,718.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,973,512.69 : 14,960,273.13 = 2,400,478.44 : x
  2. Step 2: Convert to fraction form
    9,973,512.69/14,960,273.13 = 2,400,478.44/x
  3. Step 3: Cross multiply
    9,973,512.69x = 14,960,273.13 × 2,400,478.44
  4. Step 4: Simplify right side
    9,973,512.69x = 35,911,813,105,076.32
  5. Step 5: Solve for x
    x = 35,911,813,105,076.32/9,973,512.69
  6. Step 6: Final answer
    x = 3,600,718.65

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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.