Home / 10,970,013.40-16,455,020.10-5,301,309.40

Finding the Fourth Proportional to 10,970,013.40, 16,455,020.10 and 5,301,309.40

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Solution

The fourth proportional to 10,970,013.40, 16,455,020.10 and 5,301,309.40 is: 7,951,964.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,970,013.40 : 16,455,020.10 = 5,301,309.40 : x
  2. Step 2: Convert to fraction form
    10,970,013.40/16,455,020.10 = 5,301,309.40/x
  3. Step 3: Cross multiply
    10,970,013.40x = 16,455,020.10 × 5,301,309.40
  4. Step 4: Simplify right side
    10,970,013.40x = 87,233,152,733,318.94
  5. Step 5: Solve for x
    x = 87,233,152,733,318.94/10,970,013.40
  6. Step 6: Final answer
    x = 7,951,964.10

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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.