Home / 15,779,136.60-23,668,704.90-7,276,080.60

Finding the Fourth Proportional to 15,779,136.60, 23,668,704.90 and 7,276,080.60

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Solution

The fourth proportional to 15,779,136.60, 23,668,704.90 and 7,276,080.60 is: 10,914,120.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,779,136.60 : 23,668,704.90 = 7,276,080.60 : x
  2. Step 2: Convert to fraction form
    15,779,136.60/23,668,704.90 = 7,276,080.60/x
  3. Step 3: Cross multiply
    15,779,136.60x = 23,668,704.90 × 7,276,080.60
  4. Step 4: Simplify right side
    15,779,136.60x = 172,215,404,550,014.91
  5. Step 5: Solve for x
    x = 172,215,404,550,014.91/15,779,136.60
  6. Step 6: Final answer
    x = 10,914,120.90

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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.