Home / 72,422,525.88-99,941,092.62-39,827,477.88

Finding the Fourth Proportional to 72,422,525.88, 99,941,092.62 and 39,827,477.88

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Solution

The fourth proportional to 72,422,525.88, 99,941,092.62 and 39,827,477.88 is: 54,960,823.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,422,525.88 : 99,941,092.62 = 39,827,477.88 : x
  2. Step 2: Convert to fraction form
    72,422,525.88/99,941,092.62 = 39,827,477.88/x
  3. Step 3: Cross multiply
    72,422,525.88x = 99,941,092.62 × 39,827,477.88
  4. Step 4: Simplify right side
    72,422,525.88x = 3,980,401,655,626,081.50
  5. Step 5: Solve for x
    x = 3,980,401,655,626,081.50/72,422,525.88
  6. Step 6: Final answer
    x = 54,960,823.41

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.