Home / 61,255,559.70-91,883,339.55-55,197,132.30

Finding the Fourth Proportional to 61,255,559.70, 91,883,339.55 and 55,197,132.30

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Solution

The fourth proportional to 61,255,559.70, 91,883,339.55 and 55,197,132.30 is: 82,795,698.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,255,559.70 : 91,883,339.55 = 55,197,132.30 : x
  2. Step 2: Convert to fraction form
    61,255,559.70/91,883,339.55 = 55,197,132.30/x
  3. Step 3: Cross multiply
    61,255,559.70x = 91,883,339.55 × 55,197,132.30
  4. Step 4: Simplify right side
    61,255,559.70x = 5,071,696,849,307,172
  5. Step 5: Solve for x
    x = 5,071,696,849,307,172/61,255,559.70
  6. Step 6: Final answer
    x = 82,795,698.45

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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.