Home / 18,109,837.04-27,161,802.64-5,327,352.32

Finding the Fourth Proportional to 18,109,837.04, 27,161,802.64 and 5,327,352.32

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Solution

The fourth proportional to 18,109,837.04, 27,161,802.64 and 5,327,352.32 is: 7,990,159.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,109,837.04 : 27,161,802.64 = 5,327,352.32 : x
  2. Step 2: Convert to fraction form
    18,109,837.04/27,161,802.64 = 5,327,352.32/x
  3. Step 3: Cross multiply
    18,109,837.04x = 27,161,802.64 × 5,327,352.32
  4. Step 4: Simplify right side
    18,109,837.04x = 144,700,492,309,586.12
  5. Step 5: Solve for x
    x = 144,700,492,309,586.12/18,109,837.04
  6. Step 6: Final answer
    x = 7,990,159.82

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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.