Home / 13,426,208.90-20,139,313.35-4,450,760.90

Finding the Fourth Proportional to 13,426,208.90, 20,139,313.35 and 4,450,760.90

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Solution

The fourth proportional to 13,426,208.90, 20,139,313.35 and 4,450,760.90 is: 6,676,141.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,426,208.90 : 20,139,313.35 = 4,450,760.90 : x
  2. Step 2: Convert to fraction form
    13,426,208.90/20,139,313.35 = 4,450,760.90/x
  3. Step 3: Cross multiply
    13,426,208.90x = 20,139,313.35 × 4,450,760.90
  4. Step 4: Simplify right side
    13,426,208.90x = 89,635,268,411,028.03
  5. Step 5: Solve for x
    x = 89,635,268,411,028.03/13,426,208.90
  6. Step 6: Final answer
    x = 6,676,141.35

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1.5x scale

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.