Home / 74,249,742.42-102,465,736.29-41,212,111.23

Finding the Fourth Proportional to 74,249,742.42, 102,465,736.29 and 41,212,111.23

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Solution

The fourth proportional to 74,249,742.42, 102,465,736.29 and 41,212,111.23 is: 56,873,319.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,249,742.42 : 102,465,736.29 = 41,212,111.23 : x
  2. Step 2: Convert to fraction form
    74,249,742.42/102,465,736.29 = 41,212,111.23/x
  3. Step 3: Cross multiply
    74,249,742.42x = 102,465,736.29 × 41,212,111.23
  4. Step 4: Simplify right side
    74,249,742.42x = 4,222,829,321,247,327.50
  5. Step 5: Solve for x
    x = 4,222,829,321,247,327.50/74,249,742.42
  6. Step 6: Final answer
    x = 56,873,319.47

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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.