Home / 55,130,723.40-82,696,085.10-46,521,379.20

Finding the Fourth Proportional to 55,130,723.40, 82,696,085.10 and 46,521,379.20

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Solution

The fourth proportional to 55,130,723.40, 82,696,085.10 and 46,521,379.20 is: 69,782,068.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,130,723.40 : 82,696,085.10 = 46,521,379.20 : x
  2. Step 2: Convert to fraction form
    55,130,723.40/82,696,085.10 = 46,521,379.20/x
  3. Step 3: Cross multiply
    55,130,723.40x = 82,696,085.10 × 46,521,379.20
  4. Step 4: Simplify right side
    55,130,723.40x = 3,847,135,933,292,570
  5. Step 5: Solve for x
    x = 3,847,135,933,292,570/55,130,723.40
  6. Step 6: Final answer
    x = 69,782,068.80

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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.