Home / 44,294,539.20-66,441,808.80-20,406,667.20

Finding the Fourth Proportional to 44,294,539.20, 66,441,808.80 and 20,406,667.20

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Solution

The fourth proportional to 44,294,539.20, 66,441,808.80 and 20,406,667.20 is: 30,610,000.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,294,539.20 : 66,441,808.80 = 20,406,667.20 : x
  2. Step 2: Convert to fraction form
    44,294,539.20/66,441,808.80 = 20,406,667.20/x
  3. Step 3: Cross multiply
    44,294,539.20x = 66,441,808.80 × 20,406,667.20
  4. Step 4: Simplify right side
    44,294,539.20x = 1,355,855,880,347,631.25
  5. Step 5: Solve for x
    x = 1,355,855,880,347,631.25/44,294,539.20
  6. Step 6: Final answer
    x = 30,610,000.80

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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.