Home / 8,917,315.14-12,305,967.22-4,842,963.30

Finding the Fourth Proportional to 8,917,315.14, 12,305,967.22 and 4,842,963.30

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Solution

The fourth proportional to 8,917,315.14, 12,305,967.22 and 4,842,963.30 is: 6,683,328.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,917,315.14 : 12,305,967.22 = 4,842,963.30 : x
  2. Step 2: Convert to fraction form
    8,917,315.14/12,305,967.22 = 4,842,963.30/x
  3. Step 3: Cross multiply
    8,917,315.14x = 12,305,967.22 × 4,842,963.30
  4. Step 4: Simplify right side
    8,917,315.14x = 59,597,347,617,463.02
  5. Step 5: Solve for x
    x = 59,597,347,617,463.02/8,917,315.14
  6. Step 6: Final answer
    x = 6,683,328.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.