Home / 52,211,709.07-72,047,940.45-30,186,627.89

Finding the Fourth Proportional to 52,211,709.07, 72,047,940.45 and 30,186,627.89

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Solution

The fourth proportional to 52,211,709.07, 72,047,940.45 and 30,186,627.89 is: 41,655,107.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,211,709.07 : 72,047,940.45 = 30,186,627.89 : x
  2. Step 2: Convert to fraction form
    52,211,709.07/72,047,940.45 = 30,186,627.89/x
  3. Step 3: Cross multiply
    52,211,709.07x = 72,047,940.45 × 30,186,627.89
  4. Step 4: Simplify right side
    52,211,709.07x = 2,174,884,368,131,590
  5. Step 5: Solve for x
    x = 2,174,884,368,131,590/52,211,709.07
  6. Step 6: Final answer
    x = 41,655,107.77

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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.