Home / 19,008,399.60-28,429,655.40-17,001,154.80

Finding the Fourth Proportional to 19,008,399.60, 28,429,655.40 and 17,001,154.80

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Solution

The fourth proportional to 19,008,399.60, 28,429,655.40 and 17,001,154.80 is: 25,427,546.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,008,399.60 : 28,429,655.40 = 17,001,154.80 : x
  2. Step 2: Convert to fraction form
    19,008,399.60/28,429,655.40 = 17,001,154.80/x
  3. Step 3: Cross multiply
    19,008,399.60x = 28,429,655.40 × 17,001,154.80
  4. Step 4: Simplify right side
    19,008,399.60x = 483,336,972,366,055.94
  5. Step 5: Solve for x
    x = 483,336,972,366,055.94/19,008,399.60
  6. Step 6: Final answer
    x = 25,427,546.90

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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.