Home / 42,193,641.96-63,269,525.66-13,436,030.76

Finding the Fourth Proportional to 42,193,641.96, 63,269,525.66 and 13,436,030.76

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Solution

The fourth proportional to 42,193,641.96, 63,269,525.66 and 13,436,030.76 is: 20,147,378.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,193,641.96 : 63,269,525.66 = 13,436,030.76 : x
  2. Step 2: Convert to fraction form
    42,193,641.96/63,269,525.66 = 13,436,030.76/x
  3. Step 3: Cross multiply
    42,193,641.96x = 63,269,525.66 × 13,436,030.76
  4. Step 4: Simplify right side
    42,193,641.96x = 850,091,292,938,369.25
  5. Step 5: Solve for x
    x = 850,091,292,938,369.25/42,193,641.96
  6. Step 6: Final answer
    x = 20,147,378.93

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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.