Home / 39,604,272.80-59,398,114.80-19,423,997.60

Finding the Fourth Proportional to 39,604,272.80, 59,398,114.80 and 19,423,997.60

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Solution

The fourth proportional to 39,604,272.80, 59,398,114.80 and 19,423,997.60 is: 29,131,928.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,604,272.80 : 59,398,114.80 = 19,423,997.60 : x
  2. Step 2: Convert to fraction form
    39,604,272.80/59,398,114.80 = 19,423,997.60/x
  3. Step 3: Cross multiply
    39,604,272.80x = 59,398,114.80 × 19,423,997.60
  4. Step 4: Simplify right side
    39,604,272.80x = 1,153,748,839,319,724.50
  5. Step 5: Solve for x
    x = 1,153,748,839,319,724.50/39,604,272.80
  6. Step 6: Final answer
    x = 29,131,928.39

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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.