Home / 55,741,677.40-76,924,733.28-30,624,110.38

Finding the Fourth Proportional to 55,741,677.40, 76,924,733.28 and 30,624,110.38

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Solution

The fourth proportional to 55,741,677.40, 76,924,733.28 and 30,624,110.38 is: 42,261,941.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,741,677.40 : 76,924,733.28 = 30,624,110.38 : x
  2. Step 2: Convert to fraction form
    55,741,677.40/76,924,733.28 = 30,624,110.38/x
  3. Step 3: Cross multiply
    55,741,677.40x = 76,924,733.28 × 30,624,110.38
  4. Step 4: Simplify right side
    55,741,677.40x = 2,355,751,522,918,779.50
  5. Step 5: Solve for x
    x = 2,355,751,522,918,779.50/55,741,677.40
  6. Step 6: Final answer
    x = 42,261,941.74

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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.