Home / 13,694,378.40-20,541,567.60-9,713,066.40

Finding the Fourth Proportional to 13,694,378.40, 20,541,567.60 and 9,713,066.40

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Solution

The fourth proportional to 13,694,378.40, 20,541,567.60 and 9,713,066.40 is: 14,569,599.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,694,378.40 : 20,541,567.60 = 9,713,066.40 : x
  2. Step 2: Convert to fraction form
    13,694,378.40/20,541,567.60 = 9,713,066.40/x
  3. Step 3: Cross multiply
    13,694,378.40x = 20,541,567.60 × 9,713,066.40
  4. Step 4: Simplify right side
    13,694,378.40x = 199,521,610,058,888.66
  5. Step 5: Solve for x
    x = 199,521,610,058,888.66/13,694,378.40
  6. Step 6: Final answer
    x = 14,569,599.60

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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.