Home / 39,630,165.36-54,639,014.31-25,666,855.62

Finding the Fourth Proportional to 39,630,165.36, 54,639,014.31 and 25,666,855.62

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Solution

The fourth proportional to 39,630,165.36, 54,639,014.31 and 25,666,855.62 is: 35,387,480.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,630,165.36 : 54,639,014.31 = 25,666,855.62 : x
  2. Step 2: Convert to fraction form
    39,630,165.36/54,639,014.31 = 25,666,855.62/x
  3. Step 3: Cross multiply
    39,630,165.36x = 54,639,014.31 × 25,666,855.62
  4. Step 4: Simplify right side
    39,630,165.36x = 1,402,411,691,513,884
  5. Step 5: Solve for x
    x = 1,402,411,691,513,884/39,630,165.36
  6. Step 6: Final answer
    x = 35,387,480.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.