Home / 17,742,187.20-26,613,280.80-15,403,846.80

Finding the Fourth Proportional to 17,742,187.20, 26,613,280.80 and 15,403,846.80

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Solution

The fourth proportional to 17,742,187.20, 26,613,280.80 and 15,403,846.80 is: 23,105,770.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,742,187.20 : 26,613,280.80 = 15,403,846.80 : x
  2. Step 2: Convert to fraction form
    17,742,187.20/26,613,280.80 = 15,403,846.80/x
  3. Step 3: Cross multiply
    17,742,187.20x = 26,613,280.80 × 15,403,846.80
  4. Step 4: Simplify right side
    17,742,187.20x = 409,946,900,288,581.50
  5. Step 5: Solve for x
    x = 409,946,900,288,581.50/17,742,187.20
  6. Step 6: Final answer
    x = 23,105,770.20

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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.