Home / 61,205,228.20-91,807,842.30-15,767,022.70

Finding the Fourth Proportional to 61,205,228.20, 91,807,842.30 and 15,767,022.70

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Solution

The fourth proportional to 61,205,228.20, 91,807,842.30 and 15,767,022.70 is: 23,650,534.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,205,228.20 : 91,807,842.30 = 15,767,022.70 : x
  2. Step 2: Convert to fraction form
    61,205,228.20/91,807,842.30 = 15,767,022.70/x
  3. Step 3: Cross multiply
    61,205,228.20x = 91,807,842.30 × 15,767,022.70
  4. Step 4: Simplify right side
    61,205,228.20x = 1,447,536,333,582,120
  5. Step 5: Solve for x
    x = 1,447,536,333,582,120/61,205,228.20
  6. Step 6: Final answer
    x = 23,650,534.05

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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.