Home / 12,574,338.40-18,861,507.60-4,054,952.80

Finding the Fourth Proportional to 12,574,338.40, 18,861,507.60 and 4,054,952.80

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Solution

The fourth proportional to 12,574,338.40, 18,861,507.60 and 4,054,952.80 is: 6,082,429.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,574,338.40 : 18,861,507.60 = 4,054,952.80 : x
  2. Step 2: Convert to fraction form
    12,574,338.40/18,861,507.60 = 4,054,952.80/x
  3. Step 3: Cross multiply
    12,574,338.40x = 18,861,507.60 × 4,054,952.80
  4. Step 4: Simplify right side
    12,574,338.40x = 76,482,523,054,841.28
  5. Step 5: Solve for x
    x = 76,482,523,054,841.28/12,574,338.40
  6. Step 6: Final answer
    x = 6,082,429.20

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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.