Home / 18,538,454.40-27,807,681.60-17,593,670.40

Finding the Fourth Proportional to 18,538,454.40, 27,807,681.60 and 17,593,670.40

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Solution

The fourth proportional to 18,538,454.40, 27,807,681.60 and 17,593,670.40 is: 26,390,505.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,538,454.40 : 27,807,681.60 = 17,593,670.40 : x
  2. Step 2: Convert to fraction form
    18,538,454.40/27,807,681.60 = 17,593,670.40/x
  3. Step 3: Cross multiply
    18,538,454.40x = 27,807,681.60 × 17,593,670.40
  4. Step 4: Simplify right side
    18,538,454.40x = 489,239,184,658,544.62
  5. Step 5: Solve for x
    x = 489,239,184,658,544.62/18,538,454.40
  6. Step 6: Final answer
    x = 26,390,505.60

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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.