Home / 42,200,623.23-63,300,246.04-13,446,370.11

Finding the Fourth Proportional to 42,200,623.23, 63,300,246.04 and 13,446,370.11

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Solution

The fourth proportional to 42,200,623.23, 63,300,246.04 and 13,446,370.11 is: 20,169,335.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,200,623.23 : 63,300,246.04 = 13,446,370.11 : x
  2. Step 2: Convert to fraction form
    42,200,623.23/63,300,246.04 = 13,446,370.11/x
  3. Step 3: Cross multiply
    42,200,623.23x = 63,300,246.04 × 13,446,370.11
  4. Step 4: Simplify right side
    42,200,623.23x = 851,158,536,307,901.88
  5. Step 5: Solve for x
    x = 851,158,536,307,901.88/42,200,623.23
  6. Step 6: Final answer
    x = 20,169,335.69

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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.