Home / 18,234,400.80-27,314,276.40-9,264,007.20

Finding the Fourth Proportional to 18,234,400.80, 27,314,276.40 and 9,264,007.20

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Solution

The fourth proportional to 18,234,400.80, 27,314,276.40 and 9,264,007.20 is: 13,877,047.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,234,400.80 : 27,314,276.40 = 9,264,007.20 : x
  2. Step 2: Convert to fraction form
    18,234,400.80/27,314,276.40 = 9,264,007.20/x
  3. Step 3: Cross multiply
    18,234,400.80x = 27,314,276.40 × 9,264,007.20
  4. Step 4: Simplify right side
    18,234,400.80x = 253,039,653,232,390.03
  5. Step 5: Solve for x
    x = 253,039,653,232,390.03/18,234,400.80
  6. Step 6: Final answer
    x = 13,877,047.89

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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.