Home / 13,854,460.38-19,119,183.03-7,742,888.70

Finding the Fourth Proportional to 13,854,460.38, 19,119,183.03 and 7,742,888.70

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Solution

The fourth proportional to 13,854,460.38, 19,119,183.03 and 7,742,888.70 is: 10,685,201.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,854,460.38 : 19,119,183.03 = 7,742,888.70 : x
  2. Step 2: Convert to fraction form
    13,854,460.38/19,119,183.03 = 7,742,888.70/x
  3. Step 3: Cross multiply
    13,854,460.38x = 19,119,183.03 × 7,742,888.70
  4. Step 4: Simplify right side
    13,854,460.38x = 148,037,706,236,218.78
  5. Step 5: Solve for x
    x = 148,037,706,236,218.78/13,854,460.38
  6. Step 6: Final answer
    x = 10,685,201.89

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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.