Home / 39,728,139.20-59,592,208.80-23,603,825.60

Finding the Fourth Proportional to 39,728,139.20, 59,592,208.80 and 23,603,825.60

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Solution

The fourth proportional to 39,728,139.20, 59,592,208.80 and 23,603,825.60 is: 35,405,738.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,728,139.20 : 59,592,208.80 = 23,603,825.60 : x
  2. Step 2: Convert to fraction form
    39,728,139.20/59,592,208.80 = 23,603,825.60/x
  3. Step 3: Cross multiply
    39,728,139.20x = 59,592,208.80 × 23,603,825.60
  4. Step 4: Simplify right side
    39,728,139.20x = 1,406,604,103,633,985.25
  5. Step 5: Solve for x
    x = 1,406,604,103,633,985.25/39,728,139.20
  6. Step 6: Final answer
    x = 35,405,738.40

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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.