Home / 14,353,291.80-21,529,937.70-13,793,419.80

Finding the Fourth Proportional to 14,353,291.80, 21,529,937.70 and 13,793,419.80

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Solution

The fourth proportional to 14,353,291.80, 21,529,937.70 and 13,793,419.80 is: 20,690,129.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,353,291.80 : 21,529,937.70 = 13,793,419.80 : x
  2. Step 2: Convert to fraction form
    14,353,291.80/21,529,937.70 = 13,793,419.80/x
  3. Step 3: Cross multiply
    14,353,291.80x = 21,529,937.70 × 13,793,419.80
  4. Step 4: Simplify right side
    14,353,291.80x = 296,971,468,963,946.44
  5. Step 5: Solve for x
    x = 296,971,468,963,946.44/14,353,291.80
  6. Step 6: Final answer
    x = 20,690,129.70

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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.