Home / 61,392,429.90-92,101,438.80-20,464,583.85

Finding the Fourth Proportional to 61,392,429.90, 92,101,438.80 and 20,464,583.85

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Solution

The fourth proportional to 61,392,429.90, 92,101,438.80 and 20,464,583.85 is: 30,701,140.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,392,429.90 : 92,101,438.80 = 20,464,583.85 : x
  2. Step 2: Convert to fraction form
    61,392,429.90/92,101,438.80 = 20,464,583.85/x
  3. Step 3: Cross multiply
    61,392,429.90x = 92,101,438.80 × 20,464,583.85
  4. Step 4: Simplify right side
    61,392,429.90x = 1,884,817,617,028,243.50
  5. Step 5: Solve for x
    x = 1,884,817,617,028,243.50/61,392,429.90
  6. Step 6: Final answer
    x = 30,701,140.52

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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.