Home / 12,508,051.06-17,261,402.75-7,001,288.94

Finding the Fourth Proportional to 12,508,051.06, 17,261,402.75 and 7,001,288.94

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Solution

The fourth proportional to 12,508,051.06, 17,261,402.75 and 7,001,288.94 is: 9,661,942.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,508,051.06 : 17,261,402.75 = 7,001,288.94 : x
  2. Step 2: Convert to fraction form
    12,508,051.06/17,261,402.75 = 7,001,288.94/x
  3. Step 3: Cross multiply
    12,508,051.06x = 17,261,402.75 × 7,001,288.94
  4. Step 4: Simplify right side
    12,508,051.06x = 120,852,068,162,460.59
  5. Step 5: Solve for x
    x = 120,852,068,162,460.59/12,508,051.06
  6. Step 6: Final answer
    x = 9,661,942.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.