Home / 34,987,927.28-48,292,942.85-20,308,322.76

Finding the Fourth Proportional to 34,987,927.28, 48,292,942.85 and 20,308,322.76

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Solution

The fourth proportional to 34,987,927.28, 48,292,942.85 and 20,308,322.76 is: 28,031,059.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,987,927.28 : 48,292,942.85 = 20,308,322.76 : x
  2. Step 2: Convert to fraction form
    34,987,927.28/48,292,942.85 = 20,308,322.76/x
  3. Step 3: Cross multiply
    34,987,927.28x = 48,292,942.85 × 20,308,322.76
  4. Step 4: Simplify right side
    34,987,927.28x = 980,748,670,300,202.50
  5. Step 5: Solve for x
    x = 980,748,670,300,202.50/34,987,927.28
  6. Step 6: Final answer
    x = 28,031,059.47

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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.