Home / 17,139,949.84-23,607,725.16-12,775,047.76

Finding the Fourth Proportional to 17,139,949.84, 23,607,725.16 and 12,775,047.76

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Solution

The fourth proportional to 17,139,949.84, 23,607,725.16 and 12,775,047.76 is: 17,595,723.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,139,949.84 : 23,607,725.16 = 12,775,047.76 : x
  2. Step 2: Convert to fraction form
    17,139,949.84/23,607,725.16 = 12,775,047.76/x
  3. Step 3: Cross multiply
    17,139,949.84x = 23,607,725.16 × 12,775,047.76
  4. Step 4: Simplify right side
    17,139,949.84x = 301,589,816,423,953.62
  5. Step 5: Solve for x
    x = 301,589,816,423,953.62/17,139,949.84
  6. Step 6: Final answer
    x = 17,595,723.40

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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.