Home / 12,977,546.70-19,466,320.05-10,867,529.10

Finding the Fourth Proportional to 12,977,546.70, 19,466,320.05 and 10,867,529.10

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Solution

The fourth proportional to 12,977,546.70, 19,466,320.05 and 10,867,529.10 is: 16,301,293.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,977,546.70 : 19,466,320.05 = 10,867,529.10 : x
  2. Step 2: Convert to fraction form
    12,977,546.70/19,466,320.05 = 10,867,529.10/x
  3. Step 3: Cross multiply
    12,977,546.70x = 19,466,320.05 × 10,867,529.10
  4. Step 4: Simplify right side
    12,977,546.70x = 211,550,799,613,288.47
  5. Step 5: Solve for x
    x = 211,550,799,613,288.47/12,977,546.70
  6. Step 6: Final answer
    x = 16,301,293.65

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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.