Home / 14,038,081.60-21,072,868.80-10,857,308.80

Finding the Fourth Proportional to 14,038,081.60, 21,072,868.80 and 10,857,308.80

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Solution

The fourth proportional to 14,038,081.60, 21,072,868.80 and 10,857,308.80 is: 16,298,141.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,038,081.60 : 21,072,868.80 = 10,857,308.80 : x
  2. Step 2: Convert to fraction form
    14,038,081.60/21,072,868.80 = 10,857,308.80/x
  3. Step 3: Cross multiply
    14,038,081.60x = 21,072,868.80 × 10,857,308.80
  4. Step 4: Simplify right side
    14,038,081.60x = 228,794,643,863,485.47
  5. Step 5: Solve for x
    x = 228,794,643,863,485.47/14,038,081.60
  6. Step 6: Final answer
    x = 16,298,141.75

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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.