Home / 76,733,814.96-105,893,408.40-41,926,502.16

Finding the Fourth Proportional to 76,733,814.96, 105,893,408.40 and 41,926,502.16

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Solution

The fourth proportional to 76,733,814.96, 105,893,408.40 and 41,926,502.16 is: 57,858,979.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,733,814.96 : 105,893,408.40 = 41,926,502.16 : x
  2. Step 2: Convert to fraction form
    76,733,814.96/105,893,408.40 = 41,926,502.16/x
  3. Step 3: Cross multiply
    76,733,814.96x = 105,893,408.40 × 41,926,502.16
  4. Step 4: Simplify right side
    76,733,814.96x = 4,439,740,216,012,362
  5. Step 5: Solve for x
    x = 4,439,740,216,012,362/76,733,814.96
  6. Step 6: Final answer
    x = 57,858,979.36

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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.