Home / 30,575,573.85-45,863,360.70-11,146,256.97

Finding the Fourth Proportional to 30,575,573.85, 45,863,360.70 and 11,146,256.97

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Solution

The fourth proportional to 30,575,573.85, 45,863,360.70 and 11,146,256.97 is: 16,719,385.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,575,573.85 : 45,863,360.70 = 11,146,256.97 : x
  2. Step 2: Convert to fraction form
    30,575,573.85/45,863,360.70 = 11,146,256.97/x
  3. Step 3: Cross multiply
    30,575,573.85x = 45,863,360.70 × 11,146,256.97
  4. Step 4: Simplify right side
    30,575,573.85x = 511,204,803,890,898.38
  5. Step 5: Solve for x
    x = 511,204,803,890,898.38/30,575,573.85
  6. Step 6: Final answer
    x = 16,719,385.43

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Similar ratio
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1.5x scale

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.