Home / 39,872,328.80-59,808,493.20-33,920,189.60

Finding the Fourth Proportional to 39,872,328.80, 59,808,493.20 and 33,920,189.60

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Solution

The fourth proportional to 39,872,328.80, 59,808,493.20 and 33,920,189.60 is: 50,880,284.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,872,328.80 : 59,808,493.20 = 33,920,189.60 : x
  2. Step 2: Convert to fraction form
    39,872,328.80/59,808,493.20 = 33,920,189.60/x
  3. Step 3: Cross multiply
    39,872,328.80x = 59,808,493.20 × 33,920,189.60
  4. Step 4: Simplify right side
    39,872,328.80x = 2,028,715,429,034,311
  5. Step 5: Solve for x
    x = 2,028,715,429,034,311/39,872,328.80
  6. Step 6: Final answer
    x = 50,880,284.40

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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.