Home / 11,071,639.20-16,607,458.80-9,308,042.40

Finding the Fourth Proportional to 11,071,639.20, 16,607,458.80 and 9,308,042.40

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Solution

The fourth proportional to 11,071,639.20, 16,607,458.80 and 9,308,042.40 is: 13,962,063.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,071,639.20 : 16,607,458.80 = 9,308,042.40 : x
  2. Step 2: Convert to fraction form
    11,071,639.20/16,607,458.80 = 9,308,042.40/x
  3. Step 3: Cross multiply
    11,071,639.20x = 16,607,458.80 × 9,308,042.40
  4. Step 4: Simplify right side
    11,071,639.20x = 154,582,930,666,653.12
  5. Step 5: Solve for x
    x = 154,582,930,666,653.12/11,071,639.20
  6. Step 6: Final answer
    x = 13,962,063.60

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Similar ratio
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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.