Home / 10,431,327.60-15,646,991.40-6,604,952.40

Finding the Fourth Proportional to 10,431,327.60, 15,646,991.40 and 6,604,952.40

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Solution

The fourth proportional to 10,431,327.60, 15,646,991.40 and 6,604,952.40 is: 9,907,428.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,431,327.60 : 15,646,991.40 = 6,604,952.40 : x
  2. Step 2: Convert to fraction form
    10,431,327.60/15,646,991.40 = 6,604,952.40/x
  3. Step 3: Cross multiply
    10,431,327.60x = 15,646,991.40 × 6,604,952.40
  4. Step 4: Simplify right side
    10,431,327.60x = 103,347,633,400,209.38
  5. Step 5: Solve for x
    x = 103,347,633,400,209.38/10,431,327.60
  6. Step 6: Final answer
    x = 9,907,428.60

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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.