Home / 42,059,311.80-63,094,872.60-13,302,448.80

Finding the Fourth Proportional to 42,059,311.80, 63,094,872.60 and 13,302,448.80

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Solution

The fourth proportional to 42,059,311.80, 63,094,872.60 and 13,302,448.80 is: 19,955,540.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,059,311.80 : 63,094,872.60 = 13,302,448.80 : x
  2. Step 2: Convert to fraction form
    42,059,311.80/63,094,872.60 = 13,302,448.80/x
  3. Step 3: Cross multiply
    42,059,311.80x = 63,094,872.60 × 13,302,448.80
  4. Step 4: Simplify right side
    42,059,311.80x = 839,316,312,304,023
  5. Step 5: Solve for x
    x = 839,316,312,304,023/42,059,311.80
  6. Step 6: Final answer
    x = 19,955,540.79

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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.