Home / 42,200,933.13-63,300,708.77-13,446,679.95

Finding the Fourth Proportional to 42,200,933.13, 63,300,708.77 and 13,446,679.95

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Solution

The fourth proportional to 42,200,933.13, 63,300,708.77 and 13,446,679.95 is: 20,169,799.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,200,933.13 : 63,300,708.77 = 13,446,679.95 : x
  2. Step 2: Convert to fraction form
    42,200,933.13/63,300,708.77 = 13,446,679.95/x
  3. Step 3: Cross multiply
    42,200,933.13x = 63,300,708.77 × 13,446,679.95
  4. Step 4: Simplify right side
    42,200,933.13x = 851,184,371,371,114.75
  5. Step 5: Solve for x
    x = 851,184,371,371,114.75/42,200,933.13
  6. Step 6: Final answer
    x = 20,169,799.77

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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.