Home / 27,161,859.80-40,742,789.70-8,968,862.90

Finding the Fourth Proportional to 27,161,859.80, 40,742,789.70 and 8,968,862.90

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Solution

The fourth proportional to 27,161,859.80, 40,742,789.70 and 8,968,862.90 is: 13,453,294.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,161,859.80 : 40,742,789.70 = 8,968,862.90 : x
  2. Step 2: Convert to fraction form
    27,161,859.80/40,742,789.70 = 8,968,862.90/x
  3. Step 3: Cross multiply
    27,161,859.80x = 40,742,789.70 × 8,968,862.90
  4. Step 4: Simplify right side
    27,161,859.80x = 365,416,494,982,832.19
  5. Step 5: Solve for x
    x = 365,416,494,982,832.19/27,161,859.80
  6. Step 6: Final answer
    x = 13,453,294.35

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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.