Home / 67,505,295.48-93,151,784.28-38,139,178

Finding the Fourth Proportional to 67,505,295.48, 93,151,784.28 and 38,139,178

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Solution

The fourth proportional to 67,505,295.48, 93,151,784.28 and 38,139,178 is: 52,628,944.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,505,295.48 : 93,151,784.28 = 38,139,178 : x
  2. Step 2: Convert to fraction form
    67,505,295.48/93,151,784.28 = 38,139,178/x
  3. Step 3: Cross multiply
    67,505,295.48x = 93,151,784.28 × 38,139,178
  4. Step 4: Simplify right side
    67,505,295.48x = 3,552,732,481,672,522
  5. Step 5: Solve for x
    x = 3,552,732,481,672,522/67,505,295.48
  6. Step 6: Final answer
    x = 52,628,944.98

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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.