Home / 13,854,207.40-19,119,396.66-7,742,635.72

Finding the Fourth Proportional to 13,854,207.40, 19,119,396.66 and 7,742,635.72

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Solution

The fourth proportional to 13,854,207.40, 19,119,396.66 and 7,742,635.72 is: 10,685,167.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,854,207.40 : 19,119,396.66 = 7,742,635.72 : x
  2. Step 2: Convert to fraction form
    13,854,207.40/19,119,396.66 = 7,742,635.72/x
  3. Step 3: Cross multiply
    13,854,207.40x = 19,119,396.66 × 7,742,635.72
  4. Step 4: Simplify right side
    13,854,207.40x = 148,034,523,524,564.69
  5. Step 5: Solve for x
    x = 148,034,523,524,564.69/13,854,207.40
  6. Step 6: Final answer
    x = 10,685,167.27

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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.