Home / 12,953,587.80-19,399,277.70-6,956,736.60

Finding the Fourth Proportional to 12,953,587.80, 19,399,277.70 and 6,956,736.60

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Solution

The fourth proportional to 12,953,587.80, 19,399,277.70 and 6,956,736.60 is: 10,418,400.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,953,587.80 : 19,399,277.70 = 6,956,736.60 : x
  2. Step 2: Convert to fraction form
    12,953,587.80/19,399,277.70 = 6,956,736.60/x
  3. Step 3: Cross multiply
    12,953,587.80x = 19,399,277.70 × 6,956,736.60
  4. Step 4: Simplify right side
    12,953,587.80x = 134,955,665,189,153.81
  5. Step 5: Solve for x
    x = 134,955,665,189,153.81/12,953,587.80
  6. Step 6: Final answer
    x = 10,418,400.47

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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.