Home / 54,290,332.96-81,434,788.66-13,350,125.50

Finding the Fourth Proportional to 54,290,332.96, 81,434,788.66 and 13,350,125.50

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Solution

The fourth proportional to 54,290,332.96, 81,434,788.66 and 13,350,125.50 is: 20,025,013.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,290,332.96 : 81,434,788.66 = 13,350,125.50 : x
  2. Step 2: Convert to fraction form
    54,290,332.96/81,434,788.66 = 13,350,125.50/x
  3. Step 3: Cross multiply
    54,290,332.96x = 81,434,788.66 × 13,350,125.50
  4. Step 4: Simplify right side
    54,290,332.96x = 1,087,164,648,440,014.62
  5. Step 5: Solve for x
    x = 1,087,164,648,440,014.62/54,290,332.96
  6. Step 6: Final answer
    x = 20,025,013.46

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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.