Home / 18,235,231.49-25,147,565.02-14,526,392.76

Finding the Fourth Proportional to 18,235,231.49, 25,147,565.02 and 14,526,392.76

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Solution

The fourth proportional to 18,235,231.49, 25,147,565.02 and 14,526,392.76 is: 20,032,836.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,235,231.49 : 25,147,565.02 = 14,526,392.76 : x
  2. Step 2: Convert to fraction form
    18,235,231.49/25,147,565.02 = 14,526,392.76/x
  3. Step 3: Cross multiply
    18,235,231.49x = 25,147,565.02 × 14,526,392.76
  4. Step 4: Simplify right side
    18,235,231.49x = 365,303,406,438,157.25
  5. Step 5: Solve for x
    x = 365,303,406,438,157.25/18,235,231.49
  6. Step 6: Final answer
    x = 20,032,836.25

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.