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Finding the Third Proportional to 54,860,030 and 74,721,909

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Solution

The third proportional to 54,860,030 and 74,721,909 is: 101,774,710.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,860,030 : 74,721,909 = 74,721,909 : x
  2. Step 2: Convert to fraction form
    54,860,030/74,721,909 = 74,721,909/x
  3. Step 3: Cross multiply
    54,860,030x = 74,721,909 × 74,721,909
  4. Step 4: Simplify right side
    54,860,030x = 5,583,363,684,604,281
  5. Step 5: Solve for x
    x = 5,583,363,684,604,281/54,860,030
  6. Step 6: Final answer
    x = 101,774,710.74

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.