Home / 14,442,028.40-21,657,793.80-4,857,719.60

Finding the Fourth Proportional to 14,442,028.40, 21,657,793.80 and 4,857,719.60

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Solution

The fourth proportional to 14,442,028.40, 21,657,793.80 and 4,857,719.60 is: 7,284,813.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,442,028.40 : 21,657,793.80 = 4,857,719.60 : x
  2. Step 2: Convert to fraction form
    14,442,028.40/21,657,793.80 = 4,857,719.60/x
  3. Step 3: Cross multiply
    14,442,028.40x = 21,657,793.80 × 4,857,719.60
  4. Step 4: Simplify right side
    14,442,028.40x = 105,207,489,435,018.47
  5. Step 5: Solve for x
    x = 105,207,489,435,018.47/14,442,028.40
  6. Step 6: Final answer
    x = 7,284,813.91

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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.