Home / 13,159,856.40-19,701,077.40-9,808,918.80

Finding the Fourth Proportional to 13,159,856.40, 19,701,077.40 and 9,808,918.80

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Solution

The fourth proportional to 13,159,856.40, 19,701,077.40 and 9,808,918.80 is: 14,684,527.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,159,856.40 : 19,701,077.40 = 9,808,918.80 : x
  2. Step 2: Convert to fraction form
    13,159,856.40/19,701,077.40 = 9,808,918.80/x
  3. Step 3: Cross multiply
    13,159,856.40x = 19,701,077.40 × 9,808,918.80
  4. Step 4: Simplify right side
    13,159,856.40x = 193,246,268,489,115.12
  5. Step 5: Solve for x
    x = 193,246,268,489,115.12/13,159,856.40
  6. Step 6: Final answer
    x = 14,684,527.14

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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.