Home / 53,447,293.05-80,227,632.29-47,338,928.25

Finding the Fourth Proportional to 53,447,293.05, 80,227,632.29 and 47,338,928.25

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Solution

The fourth proportional to 53,447,293.05, 80,227,632.29 and 47,338,928.25 is: 71,058,605.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,447,293.05 : 80,227,632.29 = 47,338,928.25 : x
  2. Step 2: Convert to fraction form
    53,447,293.05/80,227,632.29 = 47,338,928.25/x
  3. Step 3: Cross multiply
    53,447,293.05x = 80,227,632.29 × 47,338,928.25
  4. Step 4: Simplify right side
    53,447,293.05x = 3,797,890,128,406,998.50
  5. Step 5: Solve for x
    x = 3,797,890,128,406,998.50/53,447,293.05
  6. Step 6: Final answer
    x = 71,058,605.81

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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.