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Finding the Third Proportional to 28,288,587 and 43,255,056

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Solution

The third proportional to 28,288,587 and 43,255,056 is: 66,139,742.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,288,587 : 43,255,056 = 43,255,056 : x
  2. Step 2: Convert to fraction form
    28,288,587/43,255,056 = 43,255,056/x
  3. Step 3: Cross multiply
    28,288,587x = 43,255,056 × 43,255,056
  4. Step 4: Simplify right side
    28,288,587x = 1,870,999,869,563,136
  5. Step 5: Solve for x
    x = 1,870,999,869,563,136/28,288,587
  6. Step 6: Final answer
    x = 66,139,742.84

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.