Home / 12,798,455.10-19,197,682.65-9,397,232.70

Finding the Fourth Proportional to 12,798,455.10, 19,197,682.65 and 9,397,232.70

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Solution

The fourth proportional to 12,798,455.10, 19,197,682.65 and 9,397,232.70 is: 14,095,849.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,798,455.10 : 19,197,682.65 = 9,397,232.70 : x
  2. Step 2: Convert to fraction form
    12,798,455.10/19,197,682.65 = 9,397,232.70/x
  3. Step 3: Cross multiply
    12,798,455.10x = 19,197,682.65 × 9,397,232.70
  4. Step 4: Simplify right side
    12,798,455.10x = 180,405,091,162,802.62
  5. Step 5: Solve for x
    x = 180,405,091,162,802.62/12,798,455.10
  6. Step 6: Final answer
    x = 14,095,849.05

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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.