Home / 61,657,610.59-92,467,054.70-20,149,021.76

Finding the Fourth Proportional to 61,657,610.59, 92,467,054.70 and 20,149,021.76

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Solution

The fourth proportional to 61,657,610.59, 92,467,054.70 and 20,149,021.76 is: 30,217,205.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,657,610.59 : 92,467,054.70 = 20,149,021.76 : x
  2. Step 2: Convert to fraction form
    61,657,610.59/92,467,054.70 = 20,149,021.76/x
  3. Step 3: Cross multiply
    61,657,610.59x = 92,467,054.70 × 20,149,021.76
  4. Step 4: Simplify right side
    61,657,610.59x = 1,863,120,696,802,547.75
  5. Step 5: Solve for x
    x = 1,863,120,696,802,547.75/61,657,610.59
  6. Step 6: Final answer
    x = 30,217,205.62

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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.