Home / 13,072,047.16-18,039,166.38-7,270,704.04

Finding the Fourth Proportional to 13,072,047.16, 18,039,166.38 and 7,270,704.04

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Solution

The fourth proportional to 13,072,047.16, 18,039,166.38 and 7,270,704.04 is: 10,033,427.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,072,047.16 : 18,039,166.38 = 7,270,704.04 : x
  2. Step 2: Convert to fraction form
    13,072,047.16/18,039,166.38 = 7,270,704.04/x
  3. Step 3: Cross multiply
    13,072,047.16x = 18,039,166.38 × 7,270,704.04
  4. Step 4: Simplify right side
    13,072,047.16x = 131,157,439,877,298.17
  5. Step 5: Solve for x
    x = 131,157,439,877,298.17/13,072,047.16
  6. Step 6: Final answer
    x = 10,033,427.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.