Home / 12,892,096.36-17,791,429.55-7,091,030.33

Finding the Fourth Proportional to 12,892,096.36, 17,791,429.55 and 7,091,030.33

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Solution

The fourth proportional to 12,892,096.36, 17,791,429.55 and 7,091,030.33 is: 9,785,806.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,892,096.36 : 17,791,429.55 = 7,091,030.33 : x
  2. Step 2: Convert to fraction form
    12,892,096.36/17,791,429.55 = 7,091,030.33/x
  3. Step 3: Cross multiply
    12,892,096.36x = 17,791,429.55 × 7,091,030.33
  4. Step 4: Simplify right side
    12,892,096.36x = 126,159,566,553,108.27
  5. Step 5: Solve for x
    x = 126,159,566,553,108.27/12,892,096.36
  6. Step 6: Final answer
    x = 9,785,806.98

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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.