Home / 55,333,884.20-83,000,826.30-39,178,077.80

Finding the Fourth Proportional to 55,333,884.20, 83,000,826.30 and 39,178,077.80

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Solution

The fourth proportional to 55,333,884.20, 83,000,826.30 and 39,178,077.80 is: 58,767,116.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,333,884.20 : 83,000,826.30 = 39,178,077.80 : x
  2. Step 2: Convert to fraction form
    55,333,884.20/83,000,826.30 = 39,178,077.80/x
  3. Step 3: Cross multiply
    55,333,884.20x = 83,000,826.30 × 39,178,077.80
  4. Step 4: Simplify right side
    55,333,884.20x = 3,251,812,830,245,686
  5. Step 5: Solve for x
    x = 3,251,812,830,245,686/55,333,884.20
  6. Step 6: Final answer
    x = 58,767,116.70

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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.