Home / 53,876,177.20-80,865,004.20-28,335,516.40

Finding the Fourth Proportional to 53,876,177.20, 80,865,004.20 and 28,335,516.40

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Solution

The fourth proportional to 53,876,177.20, 80,865,004.20 and 28,335,516.40 is: 42,529,959.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,876,177.20 : 80,865,004.20 = 28,335,516.40 : x
  2. Step 2: Convert to fraction form
    53,876,177.20/80,865,004.20 = 28,335,516.40/x
  3. Step 3: Cross multiply
    53,876,177.20x = 80,865,004.20 × 28,335,516.40
  4. Step 4: Simplify right side
    53,876,177.20x = 2,291,351,652,695,169
  5. Step 5: Solve for x
    x = 2,291,351,652,695,169/53,876,177.20
  6. Step 6: Final answer
    x = 42,529,959.84

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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.