Home / 39,353,596.94-54,308,152.40-21,712,498.60

Finding the Fourth Proportional to 39,353,596.94, 54,308,152.40 and 21,712,498.60

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Solution

The fourth proportional to 39,353,596.94, 54,308,152.40 and 21,712,498.60 is: 29,963,352.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,353,596.94 : 54,308,152.40 = 21,712,498.60 : x
  2. Step 2: Convert to fraction form
    39,353,596.94/54,308,152.40 = 21,712,498.60/x
  3. Step 3: Cross multiply
    39,353,596.94x = 54,308,152.40 × 21,712,498.60
  4. Step 4: Simplify right side
    39,353,596.94x = 1,179,165,682,709,253.75
  5. Step 5: Solve for x
    x = 1,179,165,682,709,253.75/39,353,596.94
  6. Step 6: Final answer
    x = 29,963,352.13

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Why These Related Problems?

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