Home / 10,667,648.13-14,721,353.92-5,772,869.67

Finding the Fourth Proportional to 10,667,648.13, 14,721,353.92 and 5,772,869.67

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Solution

The fourth proportional to 10,667,648.13, 14,721,353.92 and 5,772,869.67 is: 7,966,559.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,667,648.13 : 14,721,353.92 = 5,772,869.67 : x
  2. Step 2: Convert to fraction form
    10,667,648.13/14,721,353.92 = 5,772,869.67/x
  3. Step 3: Cross multiply
    10,667,648.13x = 14,721,353.92 × 5,772,869.67
  4. Step 4: Simplify right side
    10,667,648.13x = 84,984,457,458,064.67
  5. Step 5: Solve for x
    x = 84,984,457,458,064.67/10,667,648.13
  6. Step 6: Final answer
    x = 7,966,559.87

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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.