Home / 18,208,591.64-25,127,559.16-9,948,476.16

Finding the Fourth Proportional to 18,208,591.64, 25,127,559.16 and 9,948,476.16

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Solution

The fourth proportional to 18,208,591.64, 25,127,559.16 and 9,948,476.16 is: 13,728,734.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,208,591.64 : 25,127,559.16 = 9,948,476.16 : x
  2. Step 2: Convert to fraction form
    18,208,591.64/25,127,559.16 = 9,948,476.16/x
  3. Step 3: Cross multiply
    18,208,591.64x = 25,127,559.16 × 9,948,476.16
  4. Step 4: Simplify right side
    18,208,591.64x = 249,980,923,262,249.62
  5. Step 5: Solve for x
    x = 249,980,923,262,249.62/18,208,591.64
  6. Step 6: Final answer
    x = 13,728,734.67

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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.