Home / 56,117,072.07-77,440,827.93-31,337,694.36

Finding the Fourth Proportional to 56,117,072.07, 77,440,827.93 and 31,337,694.36

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Solution

The fourth proportional to 56,117,072.07, 77,440,827.93 and 31,337,694.36 is: 43,245,609.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,117,072.07 : 77,440,827.93 = 31,337,694.36 : x
  2. Step 2: Convert to fraction form
    56,117,072.07/77,440,827.93 = 31,337,694.36/x
  3. Step 3: Cross multiply
    56,117,072.07x = 77,440,827.93 × 31,337,694.36
  4. Step 4: Simplify right side
    56,117,072.07x = 2,426,816,996,655,691.50
  5. Step 5: Solve for x
    x = 2,426,816,996,655,691.50/56,117,072.07
  6. Step 6: Final answer
    x = 43,245,609.71

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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.