Home / 76,308,494.05-114,463,433.02-21,721,058.11

Finding the Fourth Proportional to 76,308,494.05, 114,463,433.02 and 21,721,058.11

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Solution

The fourth proportional to 76,308,494.05, 114,463,433.02 and 21,721,058.11 is: 32,581,784.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,308,494.05 : 114,463,433.02 = 21,721,058.11 : x
  2. Step 2: Convert to fraction form
    76,308,494.05/114,463,433.02 = 21,721,058.11/x
  3. Step 3: Cross multiply
    76,308,494.05x = 114,463,433.02 × 21,721,058.11
  4. Step 4: Simplify right side
    76,308,494.05x = 2,486,266,880,097,512.50
  5. Step 5: Solve for x
    x = 2,486,266,880,097,512.50/76,308,494.05
  6. Step 6: Final answer
    x = 32,581,784.13

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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.