Home / 52,980,951.42-79,481,283.21-18,435,915.90

Finding the Fourth Proportional to 52,980,951.42, 79,481,283.21 and 18,435,915.90

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Solution

The fourth proportional to 52,980,951.42, 79,481,283.21 and 18,435,915.90 is: 27,657,303.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,980,951.42 : 79,481,283.21 = 18,435,915.90 : x
  2. Step 2: Convert to fraction form
    52,980,951.42/79,481,283.21 = 18,435,915.90/x
  3. Step 3: Cross multiply
    52,980,951.42x = 79,481,283.21 × 18,435,915.90
  4. Step 4: Simplify right side
    52,980,951.42x = 1,465,310,252,883,641.75
  5. Step 5: Solve for x
    x = 1,465,310,252,883,641.75/52,980,951.42
  6. Step 6: Final answer
    x = 27,657,303.50

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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.