Home / 9,094,809.60-13,642,214.40-7,872,495.30

Finding the Fourth Proportional to 9,094,809.60, 13,642,214.40 and 7,872,495.30

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Solution

The fourth proportional to 9,094,809.60, 13,642,214.40 and 7,872,495.30 is: 11,808,742.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,094,809.60 : 13,642,214.40 = 7,872,495.30 : x
  2. Step 2: Convert to fraction form
    9,094,809.60/13,642,214.40 = 7,872,495.30/x
  3. Step 3: Cross multiply
    9,094,809.60x = 13,642,214.40 × 7,872,495.30
  4. Step 4: Simplify right side
    9,094,809.60x = 107,398,268,745,592.33
  5. Step 5: Solve for x
    x = 107,398,268,745,592.33/9,094,809.60
  6. Step 6: Final answer
    x = 11,808,742.95

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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.