Home / 40,465,123.60-60,697,685.40-28,135,692.40

Finding the Fourth Proportional to 40,465,123.60, 60,697,685.40 and 28,135,692.40

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Solution

The fourth proportional to 40,465,123.60, 60,697,685.40 and 28,135,692.40 is: 42,203,538.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,465,123.60 : 60,697,685.40 = 28,135,692.40 : x
  2. Step 2: Convert to fraction form
    40,465,123.60/60,697,685.40 = 28,135,692.40/x
  3. Step 3: Cross multiply
    40,465,123.60x = 60,697,685.40 × 28,135,692.40
  4. Step 4: Simplify right side
    40,465,123.60x = 1,707,771,405,806,370.75
  5. Step 5: Solve for x
    x = 1,707,771,405,806,370.75/40,465,123.60
  6. Step 6: Final answer
    x = 42,203,538.60

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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.