Home / 47,348,701.52-65,334,202.44-28,754,171.60

Finding the Fourth Proportional to 47,348,701.52, 65,334,202.44 and 28,754,171.60

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Solution

The fourth proportional to 47,348,701.52, 65,334,202.44 and 28,754,171.60 is: 39,676,502.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,348,701.52 : 65,334,202.44 = 28,754,171.60 : x
  2. Step 2: Convert to fraction form
    47,348,701.52/65,334,202.44 = 28,754,171.60/x
  3. Step 3: Cross multiply
    47,348,701.52x = 65,334,202.44 × 28,754,171.60
  4. Step 4: Simplify right side
    47,348,701.52x = 1,878,630,868,308,898.75
  5. Step 5: Solve for x
    x = 1,878,630,868,308,898.75/47,348,701.52
  6. Step 6: Final answer
    x = 39,676,502.37

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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.