Home / 13,306,875.60-19,960,313.40-11,960,558.40

Finding the Fourth Proportional to 13,306,875.60, 19,960,313.40 and 11,960,558.40

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Solution

The fourth proportional to 13,306,875.60, 19,960,313.40 and 11,960,558.40 is: 17,940,837.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,306,875.60 : 19,960,313.40 = 11,960,558.40 : x
  2. Step 2: Convert to fraction form
    13,306,875.60/19,960,313.40 = 11,960,558.40/x
  3. Step 3: Cross multiply
    13,306,875.60x = 19,960,313.40 × 11,960,558.40
  4. Step 4: Simplify right side
    13,306,875.60x = 238,736,494,103,002.56
  5. Step 5: Solve for x
    x = 238,736,494,103,002.56/13,306,875.60
  6. Step 6: Final answer
    x = 17,940,837.60

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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.