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Finding the Third Proportional to 14,528,072 and 31,890,132

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Solution

The third proportional to 14,528,072 and 31,890,132 is: 70,001,065.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,528,072 : 31,890,132 = 31,890,132 : x
  2. Step 2: Convert to fraction form
    14,528,072/31,890,132 = 31,890,132/x
  3. Step 3: Cross multiply
    14,528,072x = 31,890,132 × 31,890,132
  4. Step 4: Simplify right side
    14,528,072x = 1,016,980,518,977,424
  5. Step 5: Solve for x
    x = 1,016,980,518,977,424/14,528,072
  6. Step 6: Final answer
    x = 70,001,065.45

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.