Home / 11,039,856.30-16,528,291.65-9,780,144.30

Finding the Fourth Proportional to 11,039,856.30, 16,528,291.65 and 9,780,144.30

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Solution

The fourth proportional to 11,039,856.30, 16,528,291.65 and 9,780,144.30 is: 14,642,317.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,039,856.30 : 16,528,291.65 = 9,780,144.30 : x
  2. Step 2: Convert to fraction form
    11,039,856.30/16,528,291.65 = 9,780,144.30/x
  3. Step 3: Cross multiply
    11,039,856.30x = 16,528,291.65 × 9,780,144.30
  4. Step 4: Simplify right side
    11,039,856.30x = 161,649,077,369,485.12
  5. Step 5: Solve for x
    x = 161,649,077,369,485.12/11,039,856.30
  6. Step 6: Final answer
    x = 14,642,317.16

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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.