Home / 42,241,787.24-63,389,335.46-17,980,675.47

Finding the Fourth Proportional to 42,241,787.24, 63,389,335.46 and 17,980,675.47

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Solution

The fourth proportional to 42,241,787.24, 63,389,335.46 and 17,980,675.47 is: 26,982,359.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,241,787.24 : 63,389,335.46 = 17,980,675.47 : x
  2. Step 2: Convert to fraction form
    42,241,787.24/63,389,335.46 = 17,980,675.47/x
  3. Step 3: Cross multiply
    42,241,787.24x = 63,389,335.46 × 17,980,675.47
  4. Step 4: Simplify right side
    42,241,787.24x = 1,139,783,069,075,319.75
  5. Step 5: Solve for x
    x = 1,139,783,069,075,319.75/42,241,787.24
  6. Step 6: Final answer
    x = 26,982,359.03

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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.