Home / 13,902,071.80-20,853,107.70-9,650,543.80

Finding the Fourth Proportional to 13,902,071.80, 20,853,107.70 and 9,650,543.80

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Solution

The fourth proportional to 13,902,071.80, 20,853,107.70 and 9,650,543.80 is: 14,475,815.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,902,071.80 : 20,853,107.70 = 9,650,543.80 : x
  2. Step 2: Convert to fraction form
    13,902,071.80/20,853,107.70 = 9,650,543.80/x
  3. Step 3: Cross multiply
    13,902,071.80x = 20,853,107.70 × 9,650,543.80
  4. Step 4: Simplify right side
    13,902,071.80x = 201,243,829,224,967.28
  5. Step 5: Solve for x
    x = 201,243,829,224,967.28/13,902,071.80
  6. Step 6: Final answer
    x = 14,475,815.70

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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.