Home / 81,473,223.72-112,429,626.27-46,193,402.22

Finding the Fourth Proportional to 81,473,223.72, 112,429,626.27 and 46,193,402.22

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Solution

The fourth proportional to 81,473,223.72, 112,429,626.27 and 46,193,402.22 is: 63,744,954.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,473,223.72 : 112,429,626.27 = 46,193,402.22 : x
  2. Step 2: Convert to fraction form
    81,473,223.72/112,429,626.27 = 46,193,402.22/x
  3. Step 3: Cross multiply
    81,473,223.72x = 112,429,626.27 × 46,193,402.22
  4. Step 4: Simplify right side
    81,473,223.72x = 5,193,506,947,734,388
  5. Step 5: Solve for x
    x = 5,193,506,947,734,388/81,473,223.72
  6. Step 6: Final answer
    x = 63,744,954.61

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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.