Home / 11,588,443.40-17,382,665.10-8,602,459.40

Finding the Fourth Proportional to 11,588,443.40, 17,382,665.10 and 8,602,459.40

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Solution

The fourth proportional to 11,588,443.40, 17,382,665.10 and 8,602,459.40 is: 12,903,689.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,588,443.40 : 17,382,665.10 = 8,602,459.40 : x
  2. Step 2: Convert to fraction form
    11,588,443.40/17,382,665.10 = 8,602,459.40/x
  3. Step 3: Cross multiply
    11,588,443.40x = 17,382,665.10 × 8,602,459.40
  4. Step 4: Simplify right side
    11,588,443.40x = 149,533,670,786,546.97
  5. Step 5: Solve for x
    x = 149,533,670,786,546.97/11,588,443.40
  6. Step 6: Final answer
    x = 12,903,689.10

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Double scale
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Similar ratio
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1.5x scale

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.