Home / 32,320,125.60-48,480,188.40-20,226,890.40

Finding the Fourth Proportional to 32,320,125.60, 48,480,188.40 and 20,226,890.40

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Solution

The fourth proportional to 32,320,125.60, 48,480,188.40 and 20,226,890.40 is: 30,340,335.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,320,125.60 : 48,480,188.40 = 20,226,890.40 : x
  2. Step 2: Convert to fraction form
    32,320,125.60/48,480,188.40 = 20,226,890.40/x
  3. Step 3: Cross multiply
    32,320,125.60x = 48,480,188.40 × 20,226,890.40
  4. Step 4: Simplify right side
    32,320,125.60x = 980,603,457,338,151.25
  5. Step 5: Solve for x
    x = 980,603,457,338,151.25/32,320,125.60
  6. Step 6: Final answer
    x = 30,340,335.60

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1.5x scale

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.