Home / 11,779,533.40-17,669,463.30-7,761,741.40

Finding the Fourth Proportional to 11,779,533.40, 17,669,463.30 and 7,761,741.40

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Solution

The fourth proportional to 11,779,533.40, 17,669,463.30 and 7,761,741.40 is: 11,642,719.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,779,533.40 : 17,669,463.30 = 7,761,741.40 : x
  2. Step 2: Convert to fraction form
    11,779,533.40/17,669,463.30 = 7,761,741.40/x
  3. Step 3: Cross multiply
    11,779,533.40x = 17,669,463.30 × 7,761,741.40
  4. Step 4: Simplify right side
    11,779,533.40x = 137,145,804,811,390.62
  5. Step 5: Solve for x
    x = 137,145,804,811,390.62/11,779,533.40
  6. Step 6: Final answer
    x = 11,642,719.64

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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.