Home / 13,656,330.77-18,845,516.52-7,461,244.37

Finding the Fourth Proportional to 13,656,330.77, 18,845,516.52 and 7,461,244.37

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Solution

The fourth proportional to 13,656,330.77, 18,845,516.52 and 7,461,244.37 is: 10,296,397.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,656,330.77 : 18,845,516.52 = 7,461,244.37 : x
  2. Step 2: Convert to fraction form
    13,656,330.77/18,845,516.52 = 7,461,244.37/x
  3. Step 3: Cross multiply
    13,656,330.77x = 18,845,516.52 × 7,461,244.37
  4. Step 4: Simplify right side
    13,656,330.77x = 140,611,004,081,705.77
  5. Step 5: Solve for x
    x = 140,611,004,081,705.77/13,656,330.77
  6. Step 6: Final answer
    x = 10,296,397.07

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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.