Home / 53,335,421.56-73,602,884.19-28,889,135.56

Finding the Fourth Proportional to 53,335,421.56, 73,602,884.19 and 28,889,135.56

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Solution

The fourth proportional to 53,335,421.56, 73,602,884.19 and 28,889,135.56 is: 39,867,008.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,335,421.56 : 73,602,884.19 = 28,889,135.56 : x
  2. Step 2: Convert to fraction form
    53,335,421.56/73,602,884.19 = 28,889,135.56/x
  3. Step 3: Cross multiply
    53,335,421.56x = 73,602,884.19 × 28,889,135.56
  4. Step 4: Simplify right side
    53,335,421.56x = 2,126,323,698,971,890.75
  5. Step 5: Solve for x
    x = 2,126,323,698,971,890.75/53,335,421.56
  6. Step 6: Final answer
    x = 39,867,008.39

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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.