Home / 13,305,620.40-19,958,430.60-3,208,241.40

Finding the Fourth Proportional to 13,305,620.40, 19,958,430.60 and 3,208,241.40

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Solution

The fourth proportional to 13,305,620.40, 19,958,430.60 and 3,208,241.40 is: 4,812,362.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,305,620.40 : 19,958,430.60 = 3,208,241.40 : x
  2. Step 2: Convert to fraction form
    13,305,620.40/19,958,430.60 = 3,208,241.40/x
  3. Step 3: Cross multiply
    13,305,620.40x = 19,958,430.60 × 3,208,241.40
  4. Step 4: Simplify right side
    13,305,620.40x = 64,031,463,329,946.84
  5. Step 5: Solve for x
    x = 64,031,463,329,946.84/13,305,620.40
  6. Step 6: Final answer
    x = 4,812,362.10

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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.