Home / 57,941,379.60-86,912,069.40-19,604,144.40

Finding the Fourth Proportional to 57,941,379.60, 86,912,069.40 and 19,604,144.40

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Solution

The fourth proportional to 57,941,379.60, 86,912,069.40 and 19,604,144.40 is: 29,406,216.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,941,379.60 : 86,912,069.40 = 19,604,144.40 : x
  2. Step 2: Convert to fraction form
    57,941,379.60/86,912,069.40 = 19,604,144.40/x
  3. Step 3: Cross multiply
    57,941,379.60x = 86,912,069.40 × 19,604,144.40
  4. Step 4: Simplify right side
    57,941,379.60x = 1,703,836,758,620,421.25
  5. Step 5: Solve for x
    x = 1,703,836,758,620,421.25/57,941,379.60
  6. Step 6: Final answer
    x = 29,406,216.60

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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.