Home / 11,385,152.20-17,036,256.30-7,127,360.20

Finding the Fourth Proportional to 11,385,152.20, 17,036,256.30 and 7,127,360.20

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Solution

The fourth proportional to 11,385,152.20, 17,036,256.30 and 7,127,360.20 is: 10,665,077.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,385,152.20 : 17,036,256.30 = 7,127,360.20 : x
  2. Step 2: Convert to fraction form
    11,385,152.20/17,036,256.30 = 7,127,360.20/x
  3. Step 3: Cross multiply
    11,385,152.20x = 17,036,256.30 × 7,127,360.20
  4. Step 4: Simplify right side
    11,385,152.20x = 121,423,535,109,619.27
  5. Step 5: Solve for x
    x = 121,423,535,109,619.27/11,385,152.20
  6. Step 6: Final answer
    x = 10,665,077.90

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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.