Home / 57,030,155.50-85,511,070.29-18,151,813.84

Finding the Fourth Proportional to 57,030,155.50, 85,511,070.29 and 18,151,813.84

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Solution

The fourth proportional to 57,030,155.50, 85,511,070.29 and 18,151,813.84 is: 27,216,847.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,030,155.50 : 85,511,070.29 = 18,151,813.84 : x
  2. Step 2: Convert to fraction form
    57,030,155.50/85,511,070.29 = 18,151,813.84/x
  3. Step 3: Cross multiply
    57,030,155.50x = 85,511,070.29 × 18,151,813.84
  4. Step 4: Simplify right side
    57,030,155.50x = 1,552,181,029,072,475.75
  5. Step 5: Solve for x
    x = 1,552,181,029,072,475.75/57,030,155.50
  6. Step 6: Final answer
    x = 27,216,847.22

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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.