Home / 18,333,999.90-27,459,009.45-9,348,054.30

Finding the Fourth Proportional to 18,333,999.90, 27,459,009.45 and 9,348,054.30

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Solution

The fourth proportional to 18,333,999.90, 27,459,009.45 and 9,348,054.30 is: 14,000,671.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,333,999.90 : 27,459,009.45 = 9,348,054.30 : x
  2. Step 2: Convert to fraction form
    18,333,999.90/27,459,009.45 = 9,348,054.30/x
  3. Step 3: Cross multiply
    18,333,999.90x = 27,459,009.45 × 9,348,054.30
  4. Step 4: Simplify right side
    18,333,999.90x = 256,688,311,362,813.16
  5. Step 5: Solve for x
    x = 256,688,311,362,813.16/18,333,999.90
  6. Step 6: Final answer
    x = 14,000,671.58

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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.