Home / 57,226,730.20-85,845,344.10-18,888,328.60

Finding the Fourth Proportional to 57,226,730.20, 85,845,344.10 and 18,888,328.60

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Solution

The fourth proportional to 57,226,730.20, 85,845,344.10 and 18,888,328.60 is: 28,334,225.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,226,730.20 : 85,845,344.10 = 18,888,328.60 : x
  2. Step 2: Convert to fraction form
    57,226,730.20/85,845,344.10 = 18,888,328.60/x
  3. Step 3: Cross multiply
    57,226,730.20x = 85,845,344.10 × 18,888,328.60
  4. Step 4: Simplify right side
    57,226,730.20x = 1,621,475,068,140,871.25
  5. Step 5: Solve for x
    x = 1,621,475,068,140,871.25/57,226,730.20
  6. Step 6: Final answer
    x = 28,334,225.33

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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.