Home / 12,272,113.28-16,936,092.96-6,839,644.16

Finding the Fourth Proportional to 12,272,113.28, 16,936,092.96 and 6,839,644.16

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Solution

The fourth proportional to 12,272,113.28, 16,936,092.96 and 6,839,644.16 is: 9,439,030.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,272,113.28 : 16,936,092.96 = 6,839,644.16 : x
  2. Step 2: Convert to fraction form
    12,272,113.28/16,936,092.96 = 6,839,644.16/x
  3. Step 3: Cross multiply
    12,272,113.28x = 16,936,092.96 × 6,839,644.16
  4. Step 4: Simplify right side
    12,272,113.28x = 115,836,849,307,081.12
  5. Step 5: Solve for x
    x = 115,836,849,307,081.12/12,272,113.28
  6. Step 6: Final answer
    x = 9,439,030.32

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1.5x scale

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.