Home / 55,307,914.08-76,313,526.90-31,781,906.76

Finding the Fourth Proportional to 55,307,914.08, 76,313,526.90 and 31,781,906.76

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Solution

The fourth proportional to 55,307,914.08, 76,313,526.90 and 31,781,906.76 is: 43,852,483.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,307,914.08 : 76,313,526.90 = 31,781,906.76 : x
  2. Step 2: Convert to fraction form
    55,307,914.08/76,313,526.90 = 31,781,906.76/x
  3. Step 3: Cross multiply
    55,307,914.08x = 76,313,526.90 × 31,781,906.76
  4. Step 4: Simplify right side
    55,307,914.08x = 2,425,389,396,462,552
  5. Step 5: Solve for x
    x = 2,425,389,396,462,552/55,307,914.08
  6. Step 6: Final answer
    x = 43,852,483.62

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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.