Home / 10,772,653.28-14,866,990-6,190,801.12

Finding the Fourth Proportional to 10,772,653.28, 14,866,990 and 6,190,801.12

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Solution

The fourth proportional to 10,772,653.28, 14,866,990 and 6,190,801.12 is: 8,543,724.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,772,653.28 : 14,866,990 = 6,190,801.12 : x
  2. Step 2: Convert to fraction form
    10,772,653.28/14,866,990 = 6,190,801.12/x
  3. Step 3: Cross multiply
    10,772,653.28x = 14,866,990 × 6,190,801.12
  4. Step 4: Simplify right side
    10,772,653.28x = 92,038,578,343,028.80
  5. Step 5: Solve for x
    x = 92,038,578,343,028.80/10,772,653.28
  6. Step 6: Final answer
    x = 8,543,724.18

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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.