Home / 45,219,432.58-67,859,384.98-19,317,787.06

Finding the Fourth Proportional to 45,219,432.58, 67,859,384.98 and 19,317,787.06

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Solution

The fourth proportional to 45,219,432.58, 67,859,384.98 and 19,317,787.06 is: 28,989,597.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,219,432.58 : 67,859,384.98 = 19,317,787.06 : x
  2. Step 2: Convert to fraction form
    45,219,432.58/67,859,384.98 = 19,317,787.06/x
  3. Step 3: Cross multiply
    45,219,432.58x = 67,859,384.98 × 19,317,787.06
  4. Step 4: Simplify right side
    45,219,432.58x = 1,310,893,149,066,202.25
  5. Step 5: Solve for x
    x = 1,310,893,149,066,202.25/45,219,432.58
  6. Step 6: Final answer
    x = 28,989,597.49

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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.