Home / 13,902,070.80-20,853,106.20-9,650,542.80

Finding the Fourth Proportional to 13,902,070.80, 20,853,106.20 and 9,650,542.80

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Solution

The fourth proportional to 13,902,070.80, 20,853,106.20 and 9,650,542.80 is: 14,475,814.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,902,070.80 : 20,853,106.20 = 9,650,542.80 : x
  2. Step 2: Convert to fraction form
    13,902,070.80/20,853,106.20 = 9,650,542.80/x
  3. Step 3: Cross multiply
    13,902,070.80x = 20,853,106.20 × 9,650,542.80
  4. Step 4: Simplify right side
    13,902,070.80x = 201,243,793,896,045.38
  5. Step 5: Solve for x
    x = 201,243,793,896,045.38/13,902,070.80
  6. Step 6: Final answer
    x = 14,475,814.20

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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.