Home / 7,097,416.50-10,646,210.07-1,979,534.88

Finding the Fourth Proportional to 7,097,416.50, 10,646,210.07 and 1,979,534.88

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Solution

The fourth proportional to 7,097,416.50, 10,646,210.07 and 1,979,534.88 is: 2,969,326.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,097,416.50 : 10,646,210.07 = 1,979,534.88 : x
  2. Step 2: Convert to fraction form
    7,097,416.50/10,646,210.07 = 1,979,534.88/x
  3. Step 3: Cross multiply
    7,097,416.50x = 10,646,210.07 × 1,979,534.88
  4. Step 4: Simplify right side
    7,097,416.50x = 21,074,544,137,861.34
  5. Step 5: Solve for x
    x = 21,074,544,137,861.34/7,097,416.50
  6. Step 6: Final answer
    x = 2,969,326.11

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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.