Home / 51,588,959.88-71,165,630.13-30,666,110.40

Finding the Fourth Proportional to 51,588,959.88, 71,165,630.13 and 30,666,110.40

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Solution

The fourth proportional to 51,588,959.88, 71,165,630.13 and 30,666,110.40 is: 42,303,102.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,588,959.88 : 71,165,630.13 = 30,666,110.40 : x
  2. Step 2: Convert to fraction form
    51,588,959.88/71,165,630.13 = 30,666,110.40/x
  3. Step 3: Cross multiply
    51,588,959.88x = 71,165,630.13 × 30,666,110.40
  4. Step 4: Simplify right side
    51,588,959.88x = 2,182,373,070,252,146
  5. Step 5: Solve for x
    x = 2,182,373,070,252,146/51,588,959.88
  6. Step 6: Final answer
    x = 42,303,102.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.