Home / 17,739,320.60-26,608,980.90-13,912,945.40

Finding the Fourth Proportional to 17,739,320.60, 26,608,980.90 and 13,912,945.40

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Solution

The fourth proportional to 17,739,320.60, 26,608,980.90 and 13,912,945.40 is: 20,869,418.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,739,320.60 : 26,608,980.90 = 13,912,945.40 : x
  2. Step 2: Convert to fraction form
    17,739,320.60/26,608,980.90 = 13,912,945.40/x
  3. Step 3: Cross multiply
    17,739,320.60x = 26,608,980.90 × 13,912,945.40
  4. Step 4: Simplify right side
    17,739,320.60x = 370,209,298,411,342.88
  5. Step 5: Solve for x
    x = 370,209,298,411,342.88/17,739,320.60
  6. Step 6: Final answer
    x = 20,869,418.10

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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.