Home / 18,668,268-28,007,125.92-5,205,096

Finding the Fourth Proportional to 18,668,268, 28,007,125.92 and 5,205,096

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Solution

The fourth proportional to 18,668,268, 28,007,125.92 and 5,205,096 is: 7,808,961.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,668,268 : 28,007,125.92 = 5,205,096 : x
  2. Step 2: Convert to fraction form
    18,668,268/28,007,125.92 = 5,205,096/x
  3. Step 3: Cross multiply
    18,668,268x = 28,007,125.92 × 5,205,096
  4. Step 4: Simplify right side
    18,668,268x = 145,779,779,097,688.34
  5. Step 5: Solve for x
    x = 145,779,779,097,688.34/18,668,268
  6. Step 6: Final answer
    x = 7,808,961.13

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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.