Home / 17,289,740.16-25,911,428.16-13,456,191.68

Finding the Fourth Proportional to 17,289,740.16, 25,911,428.16 and 13,456,191.68

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Solution

The fourth proportional to 17,289,740.16, 25,911,428.16 and 13,456,191.68 is: 20,166,245.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,289,740.16 : 25,911,428.16 = 13,456,191.68 : x
  2. Step 2: Convert to fraction form
    17,289,740.16/25,911,428.16 = 13,456,191.68/x
  3. Step 3: Cross multiply
    17,289,740.16x = 25,911,428.16 × 13,456,191.68
  4. Step 4: Simplify right side
    17,289,740.16x = 348,669,144,023,509.69
  5. Step 5: Solve for x
    x = 348,669,144,023,509.69/17,289,740.16
  6. Step 6: Final answer
    x = 20,166,245.46

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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.