Home / 30,268,049.70-45,402,074.55-27,398,268.30

Finding the Fourth Proportional to 30,268,049.70, 45,402,074.55 and 27,398,268.30

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Solution

The fourth proportional to 30,268,049.70, 45,402,074.55 and 27,398,268.30 is: 41,097,402.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,268,049.70 : 45,402,074.55 = 27,398,268.30 : x
  2. Step 2: Convert to fraction form
    30,268,049.70/45,402,074.55 = 27,398,268.30/x
  3. Step 3: Cross multiply
    30,268,049.70x = 45,402,074.55 × 27,398,268.30
  4. Step 4: Simplify right side
    30,268,049.70x = 1,243,938,219,897,501.75
  5. Step 5: Solve for x
    x = 1,243,938,219,897,501.75/30,268,049.70
  6. Step 6: Final answer
    x = 41,097,402.45

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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.