Home / 42,028,287.70-63,042,431.55-14,765,364.40

Finding the Fourth Proportional to 42,028,287.70, 63,042,431.55 and 14,765,364.40

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Solution

The fourth proportional to 42,028,287.70, 63,042,431.55 and 14,765,364.40 is: 22,148,046.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,028,287.70 : 63,042,431.55 = 14,765,364.40 : x
  2. Step 2: Convert to fraction form
    42,028,287.70/63,042,431.55 = 14,765,364.40/x
  3. Step 3: Cross multiply
    42,028,287.70x = 63,042,431.55 × 14,765,364.40
  4. Step 4: Simplify right side
    42,028,287.70x = 930,844,474,497,806.75
  5. Step 5: Solve for x
    x = 930,844,474,497,806.75/42,028,287.70
  6. Step 6: Final answer
    x = 22,148,046.60

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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.