Home / 55,775,602.28-76,972,200.16-30,996,833.32

Finding the Fourth Proportional to 55,775,602.28, 76,972,200.16 and 30,996,833.32

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Solution

The fourth proportional to 55,775,602.28, 76,972,200.16 and 30,996,833.32 is: 42,776,668.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,775,602.28 : 76,972,200.16 = 30,996,833.32 : x
  2. Step 2: Convert to fraction form
    55,775,602.28/76,972,200.16 = 30,996,833.32/x
  3. Step 3: Cross multiply
    55,775,602.28x = 76,972,200.16 × 30,996,833.32
  4. Step 4: Simplify right side
    55,775,602.28x = 2,385,894,458,633,197
  5. Step 5: Solve for x
    x = 2,385,894,458,633,197/55,775,602.28
  6. Step 6: Final answer
    x = 42,776,668.67

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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.