Home / 10,778,465.80-16,167,698.70-9,715,583.80

Finding the Fourth Proportional to 10,778,465.80, 16,167,698.70 and 9,715,583.80

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Solution

The fourth proportional to 10,778,465.80, 16,167,698.70 and 9,715,583.80 is: 14,573,375.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,778,465.80 : 16,167,698.70 = 9,715,583.80 : x
  2. Step 2: Convert to fraction form
    10,778,465.80/16,167,698.70 = 9,715,583.80/x
  3. Step 3: Cross multiply
    10,778,465.80x = 16,167,698.70 × 9,715,583.80
  4. Step 4: Simplify right side
    10,778,465.80x = 157,078,631,573,001.06
  5. Step 5: Solve for x
    x = 157,078,631,573,001.06/10,778,465.80
  6. Step 6: Final answer
    x = 14,573,375.70

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1.5x scale

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.