Home / 14,013,513.06-19,345,158.09-8,211,489.54

Finding the Fourth Proportional to 14,013,513.06, 19,345,158.09 and 8,211,489.54

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Solution

The fourth proportional to 14,013,513.06, 19,345,158.09 and 8,211,489.54 is: 11,335,670.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,013,513.06 : 19,345,158.09 = 8,211,489.54 : x
  2. Step 2: Convert to fraction form
    14,013,513.06/19,345,158.09 = 8,211,489.54/x
  3. Step 3: Cross multiply
    14,013,513.06x = 19,345,158.09 × 8,211,489.54
  4. Step 4: Simplify right side
    14,013,513.06x = 158,852,563,305,681.38
  5. Step 5: Solve for x
    x = 158,852,563,305,681.38/14,013,513.06
  6. Step 6: Final answer
    x = 11,335,670.27

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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.