Home / 91,716,590.79-126,576,188.90-52,562,010.51

Finding the Fourth Proportional to 91,716,590.79, 126,576,188.90 and 52,562,010.51

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Solution

The fourth proportional to 91,716,590.79, 126,576,188.90 and 52,562,010.51 is: 72,539,754.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,716,590.79 : 126,576,188.90 = 52,562,010.51 : x
  2. Step 2: Convert to fraction form
    91,716,590.79/126,576,188.90 = 52,562,010.51/x
  3. Step 3: Cross multiply
    91,716,590.79x = 126,576,188.90 × 52,562,010.51
  4. Step 4: Simplify right side
    91,716,590.79x = 6,653,098,971,211,843
  5. Step 5: Solve for x
    x = 6,653,098,971,211,843/91,716,590.79
  6. Step 6: Final answer
    x = 72,539,754.41

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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.