Home / 7,415,488.80-11,123,233.20-2,927,181.60

Finding the Fourth Proportional to 7,415,488.80, 11,123,233.20 and 2,927,181.60

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Solution

The fourth proportional to 7,415,488.80, 11,123,233.20 and 2,927,181.60 is: 4,390,772.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,415,488.80 : 11,123,233.20 = 2,927,181.60 : x
  2. Step 2: Convert to fraction form
    7,415,488.80/11,123,233.20 = 2,927,181.60/x
  3. Step 3: Cross multiply
    7,415,488.80x = 11,123,233.20 × 2,927,181.60
  4. Step 4: Simplify right side
    7,415,488.80x = 32,559,723,555,549.12
  5. Step 5: Solve for x
    x = 32,559,723,555,549.12/7,415,488.80
  6. Step 6: Final answer
    x = 4,390,772.40

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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.