Home / 41,482,965.11-62,242,804.16-21,782,457.72

Finding the Fourth Proportional to 41,482,965.11, 62,242,804.16 and 21,782,457.72

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Solution

The fourth proportional to 41,482,965.11, 62,242,804.16 and 21,782,457.72 is: 32,683,325.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,482,965.11 : 62,242,804.16 = 21,782,457.72 : x
  2. Step 2: Convert to fraction form
    41,482,965.11/62,242,804.16 = 21,782,457.72/x
  3. Step 3: Cross multiply
    41,482,965.11x = 62,242,804.16 × 21,782,457.72
  4. Step 4: Simplify right side
    41,482,965.11x = 1,355,801,249,989,440
  5. Step 5: Solve for x
    x = 1,355,801,249,989,440/41,482,965.11
  6. Step 6: Final answer
    x = 32,683,325.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.