Home / 42,646,233.70-63,969,537.93-13,500,215.88

Finding the Fourth Proportional to 42,646,233.70, 63,969,537.93 and 13,500,215.88

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Solution

The fourth proportional to 42,646,233.70, 63,969,537.93 and 13,500,215.88 is: 20,250,383.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,646,233.70 : 63,969,537.93 = 13,500,215.88 : x
  2. Step 2: Convert to fraction form
    42,646,233.70/63,969,537.93 = 13,500,215.88/x
  3. Step 3: Cross multiply
    42,646,233.70x = 63,969,537.93 × 13,500,215.88
  4. Step 4: Simplify right side
    42,646,233.70x = 863,602,571,798,848.38
  5. Step 5: Solve for x
    x = 863,602,571,798,848.38/42,646,233.70
  6. Step 6: Final answer
    x = 20,250,383.14

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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.