Home / 56,495,842.80-84,743,764.20-53,094,620.40

Finding the Fourth Proportional to 56,495,842.80, 84,743,764.20 and 53,094,620.40

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Solution

The fourth proportional to 56,495,842.80, 84,743,764.20 and 53,094,620.40 is: 79,641,930.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,495,842.80 : 84,743,764.20 = 53,094,620.40 : x
  2. Step 2: Convert to fraction form
    56,495,842.80/84,743,764.20 = 53,094,620.40/x
  3. Step 3: Cross multiply
    56,495,842.80x = 84,743,764.20 × 53,094,620.40
  4. Step 4: Simplify right side
    56,495,842.80x = 4,499,437,991,466,109.50
  5. Step 5: Solve for x
    x = 4,499,437,991,466,109.50/56,495,842.80
  6. Step 6: Final answer
    x = 79,641,930.60

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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.