Home / 61,567,449.68-84,926,061.96-40,659,674.60

Finding the Fourth Proportional to 61,567,449.68, 84,926,061.96 and 40,659,674.60

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Solution

The fourth proportional to 61,567,449.68, 84,926,061.96 and 40,659,674.60 is: 56,085,903.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,567,449.68 : 84,926,061.96 = 40,659,674.60 : x
  2. Step 2: Convert to fraction form
    61,567,449.68/84,926,061.96 = 40,659,674.60/x
  3. Step 3: Cross multiply
    61,567,449.68x = 84,926,061.96 × 40,659,674.60
  4. Step 4: Simplify right side
    61,567,449.68x = 3,453,066,044,353,038
  5. Step 5: Solve for x
    x = 3,453,066,044,353,038/61,567,449.68
  6. Step 6: Final answer
    x = 56,085,903.55

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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.