Home / 55,993,890.20-83,990,835.30-15,604,374.20

Finding the Fourth Proportional to 55,993,890.20, 83,990,835.30 and 15,604,374.20

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Solution

The fourth proportional to 55,993,890.20, 83,990,835.30 and 15,604,374.20 is: 23,406,561.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,993,890.20 : 83,990,835.30 = 15,604,374.20 : x
  2. Step 2: Convert to fraction form
    55,993,890.20/83,990,835.30 = 15,604,374.20/x
  3. Step 3: Cross multiply
    55,993,890.20x = 83,990,835.30 × 15,604,374.20
  4. Step 4: Simplify right side
    55,993,890.20x = 1,310,624,423,391,769.25
  5. Step 5: Solve for x
    x = 1,310,624,423,391,769.25/55,993,890.20
  6. Step 6: Final answer
    x = 23,406,561.30

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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.