Home / 13,306,847.60-19,960,271.40-11,960,530.40

Finding the Fourth Proportional to 13,306,847.60, 19,960,271.40 and 11,960,530.40

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Solution

The fourth proportional to 13,306,847.60, 19,960,271.40 and 11,960,530.40 is: 17,940,795.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,306,847.60 : 19,960,271.40 = 11,960,530.40 : x
  2. Step 2: Convert to fraction form
    13,306,847.60/19,960,271.40 = 11,960,530.40/x
  3. Step 3: Cross multiply
    13,306,847.60x = 19,960,271.40 × 11,960,530.40
  4. Step 4: Simplify right side
    13,306,847.60x = 238,735,432,871,950.56
  5. Step 5: Solve for x
    x = 238,735,432,871,950.56/13,306,847.60
  6. Step 6: Final answer
    x = 17,940,795.60

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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.