Home / 30,608,308.41-42,241,374.41-16,857,268.89

Finding the Fourth Proportional to 30,608,308.41, 42,241,374.41 and 16,857,268.89

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Solution

The fourth proportional to 30,608,308.41, 42,241,374.41 and 16,857,268.89 is: 23,264,082.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,608,308.41 : 42,241,374.41 = 16,857,268.89 : x
  2. Step 2: Convert to fraction form
    30,608,308.41/42,241,374.41 = 16,857,268.89/x
  3. Step 3: Cross multiply
    30,608,308.41x = 42,241,374.41 × 16,857,268.89
  4. Step 4: Simplify right side
    30,608,308.41x = 712,074,206,712,535.12
  5. Step 5: Solve for x
    x = 712,074,206,712,535.12/30,608,308.41
  6. Step 6: Final answer
    x = 23,264,082.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.