Home / 61,618,428.06-85,036,087.62-34,116,355.50

Finding the Fourth Proportional to 61,618,428.06, 85,036,087.62 and 34,116,355.50

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Solution

The fourth proportional to 61,618,428.06, 85,036,087.62 and 34,116,355.50 is: 47,082,041.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,618,428.06 : 85,036,087.62 = 34,116,355.50 : x
  2. Step 2: Convert to fraction form
    61,618,428.06/85,036,087.62 = 34,116,355.50/x
  3. Step 3: Cross multiply
    61,618,428.06x = 85,036,087.62 × 34,116,355.50
  4. Step 4: Simplify right side
    61,618,428.06x = 2,901,121,395,573,069
  5. Step 5: Solve for x
    x = 2,901,121,395,573,069/61,618,428.06
  6. Step 6: Final answer
    x = 47,082,041.64

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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.