Home / 6,616,999.80-9,925,499.70-2,830,865.40

Finding the Fourth Proportional to 6,616,999.80, 9,925,499.70 and 2,830,865.40

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Solution

The fourth proportional to 6,616,999.80, 9,925,499.70 and 2,830,865.40 is: 4,246,298.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,616,999.80 : 9,925,499.70 = 2,830,865.40 : x
  2. Step 2: Convert to fraction form
    6,616,999.80/9,925,499.70 = 2,830,865.40/x
  3. Step 3: Cross multiply
    6,616,999.80x = 9,925,499.70 × 2,830,865.40
  4. Step 4: Simplify right side
    6,616,999.80x = 28,097,753,678,440.38
  5. Step 5: Solve for x
    x = 28,097,753,678,440.38/6,616,999.80
  6. Step 6: Final answer
    x = 4,246,298.10

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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.