Home / 18,532,509.47-27,779,164.33-6,853,376.14

Finding the Fourth Proportional to 18,532,509.47, 27,779,164.33 and 6,853,376.14

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Solution

The fourth proportional to 18,532,509.47, 27,779,164.33 and 6,853,376.14 is: 10,272,816.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,532,509.47 : 27,779,164.33 = 6,853,376.14 : x
  2. Step 2: Convert to fraction form
    18,532,509.47/27,779,164.33 = 6,853,376.14/x
  3. Step 3: Cross multiply
    18,532,509.47x = 27,779,164.33 × 6,853,376.14
  4. Step 4: Simplify right side
    18,532,509.47x = 190,381,062,008,361.06
  5. Step 5: Solve for x
    x = 190,381,062,008,361.06/18,532,509.47
  6. Step 6: Final answer
    x = 10,272,816.12

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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.