Home / 56,784,815.60-85,177,223.40-18,450,204.80

Finding the Fourth Proportional to 56,784,815.60, 85,177,223.40 and 18,450,204.80

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Solution

The fourth proportional to 56,784,815.60, 85,177,223.40 and 18,450,204.80 is: 27,675,307.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,784,815.60 : 85,177,223.40 = 18,450,204.80 : x
  2. Step 2: Convert to fraction form
    56,784,815.60/85,177,223.40 = 18,450,204.80/x
  3. Step 3: Cross multiply
    56,784,815.60x = 85,177,223.40 × 18,450,204.80
  4. Step 4: Simplify right side
    56,784,815.60x = 1,571,537,216,025,352.50
  5. Step 5: Solve for x
    x = 1,571,537,216,025,352.50/56,784,815.60
  6. Step 6: Final answer
    x = 27,675,307.20

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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.