Home / 71,946,297.18-107,901,468.45-28,235,933.46

Finding the Fourth Proportional to 71,946,297.18, 107,901,468.45 and 28,235,933.46

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Solution

The fourth proportional to 71,946,297.18, 107,901,468.45 and 28,235,933.46 is: 42,346,844.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,946,297.18 : 107,901,468.45 = 28,235,933.46 : x
  2. Step 2: Convert to fraction form
    71,946,297.18/107,901,468.45 = 28,235,933.46/x
  3. Step 3: Cross multiply
    71,946,297.18x = 107,901,468.45 × 28,235,933.46
  4. Step 4: Simplify right side
    71,946,297.18x = 3,046,698,683,390,489.50
  5. Step 5: Solve for x
    x = 3,046,698,683,390,489.50/71,946,297.18
  6. Step 6: Final answer
    x = 42,346,844.84

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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.