Home / 61,245,200.90-91,867,801.35-54,549,044.30

Finding the Fourth Proportional to 61,245,200.90, 91,867,801.35 and 54,549,044.30

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Solution

The fourth proportional to 61,245,200.90, 91,867,801.35 and 54,549,044.30 is: 81,823,566.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,245,200.90 : 91,867,801.35 = 54,549,044.30 : x
  2. Step 2: Convert to fraction form
    61,245,200.90/91,867,801.35 = 54,549,044.30/x
  3. Step 3: Cross multiply
    61,245,200.90x = 91,867,801.35 × 54,549,044.30
  4. Step 4: Simplify right side
    61,245,200.90x = 5,011,300,765,584,749
  5. Step 5: Solve for x
    x = 5,011,300,765,584,749/61,245,200.90
  6. Step 6: Final answer
    x = 81,823,566.45

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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.