Home / 50,360,542.74-69,502,127.49-28,630,458.90

Finding the Fourth Proportional to 50,360,542.74, 69,502,127.49 and 28,630,458.90

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Solution

The fourth proportional to 50,360,542.74, 69,502,127.49 and 28,630,458.90 is: 39,512,636.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,360,542.74 : 69,502,127.49 = 28,630,458.90 : x
  2. Step 2: Convert to fraction form
    50,360,542.74/69,502,127.49 = 28,630,458.90/x
  3. Step 3: Cross multiply
    50,360,542.74x = 69,502,127.49 × 28,630,458.90
  4. Step 4: Simplify right side
    50,360,542.74x = 1,989,877,804,565,005
  5. Step 5: Solve for x
    x = 1,989,877,804,565,005/50,360,542.74
  6. Step 6: Final answer
    x = 39,512,636.21

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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.