Home / 13,305,713.40-19,958,570.10-3,208,334.40

Finding the Fourth Proportional to 13,305,713.40, 19,958,570.10 and 3,208,334.40

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Solution

The fourth proportional to 13,305,713.40, 19,958,570.10 and 3,208,334.40 is: 4,812,501.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,305,713.40 : 19,958,570.10 = 3,208,334.40 : x
  2. Step 2: Convert to fraction form
    13,305,713.40/19,958,570.10 = 3,208,334.40/x
  3. Step 3: Cross multiply
    13,305,713.40x = 19,958,570.10 × 3,208,334.40
  4. Step 4: Simplify right side
    13,305,713.40x = 64,033,767,026,641.45
  5. Step 5: Solve for x
    x = 64,033,767,026,641.45/13,305,713.40
  6. Step 6: Final answer
    x = 4,812,501.60

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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.