Home / 10,783,528.40-16,175,292.60-9,962,382.80

Finding the Fourth Proportional to 10,783,528.40, 16,175,292.60 and 9,962,382.80

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Solution

The fourth proportional to 10,783,528.40, 16,175,292.60 and 9,962,382.80 is: 14,943,574.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,783,528.40 : 16,175,292.60 = 9,962,382.80 : x
  2. Step 2: Convert to fraction form
    10,783,528.40/16,175,292.60 = 9,962,382.80/x
  3. Step 3: Cross multiply
    10,783,528.40x = 16,175,292.60 × 9,962,382.80
  4. Step 4: Simplify right side
    10,783,528.40x = 161,144,456,783,207.28
  5. Step 5: Solve for x
    x = 161,144,456,783,207.28/10,783,528.40
  6. Step 6: Final answer
    x = 14,943,574.20

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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.