Home / 47,671,830.96-71,489,595.96-28,246,538.58

Finding the Fourth Proportional to 47,671,830.96, 71,489,595.96 and 28,246,538.58

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Solution

The fourth proportional to 47,671,830.96, 71,489,595.96 and 28,246,538.58 is: 42,359,053.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,671,830.96 : 71,489,595.96 = 28,246,538.58 : x
  2. Step 2: Convert to fraction form
    47,671,830.96/71,489,595.96 = 28,246,538.58/x
  3. Step 3: Cross multiply
    47,671,830.96x = 71,489,595.96 × 28,246,538.58
  4. Step 4: Simplify right side
    47,671,830.96x = 2,019,333,630,352,751.75
  5. Step 5: Solve for x
    x = 2,019,333,630,352,751.75/47,671,830.96
  6. Step 6: Final answer
    x = 42,359,053.34

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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.