Home / 71,788,955.81-107,660,845.64-23,255,549.35

Finding the Fourth Proportional to 71,788,955.81, 107,660,845.64 and 23,255,549.35

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Solution

The fourth proportional to 71,788,955.81, 107,660,845.64 and 23,255,549.35 is: 34,876,006.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,788,955.81 : 107,660,845.64 = 23,255,549.35 : x
  2. Step 2: Convert to fraction form
    71,788,955.81/107,660,845.64 = 23,255,549.35/x
  3. Step 3: Cross multiply
    71,788,955.81x = 107,660,845.64 × 23,255,549.35
  4. Step 4: Simplify right side
    71,788,955.81x = 2,503,712,108,632,739
  5. Step 5: Solve for x
    x = 2,503,712,108,632,739/71,788,955.81
  6. Step 6: Final answer
    x = 34,876,006.77

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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.