Home / 18,470,535.60-27,705,803.40-11,668,090.80

Finding the Fourth Proportional to 18,470,535.60, 27,705,803.40 and 11,668,090.80

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Solution

The fourth proportional to 18,470,535.60, 27,705,803.40 and 11,668,090.80 is: 17,502,136.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,470,535.60 : 27,705,803.40 = 11,668,090.80 : x
  2. Step 2: Convert to fraction form
    18,470,535.60/27,705,803.40 = 11,668,090.80/x
  3. Step 3: Cross multiply
    18,470,535.60x = 27,705,803.40 × 11,668,090.80
  4. Step 4: Simplify right side
    18,470,535.60x = 323,273,829,758,148.75
  5. Step 5: Solve for x
    x = 323,273,829,758,148.75/18,470,535.60
  6. Step 6: Final answer
    x = 17,502,136.20

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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.