Home / 17,666,312.40-26,499,468.60-9,149,259.60

Finding the Fourth Proportional to 17,666,312.40, 26,499,468.60 and 9,149,259.60

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Solution

The fourth proportional to 17,666,312.40, 26,499,468.60 and 9,149,259.60 is: 13,723,889.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,666,312.40 : 26,499,468.60 = 9,149,259.60 : x
  2. Step 2: Convert to fraction form
    17,666,312.40/26,499,468.60 = 9,149,259.60/x
  3. Step 3: Cross multiply
    17,666,312.40x = 26,499,468.60 × 9,149,259.60
  4. Step 4: Simplify right side
    17,666,312.40x = 242,450,517,483,448.56
  5. Step 5: Solve for x
    x = 242,450,517,483,448.56/17,666,312.40
  6. Step 6: Final answer
    x = 13,723,889.40

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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.